31997784

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 192

約数和(自身を含む): 105408000

約数和(自身を除く): 73410216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 23, 24, 26, 28, 39, 42, 46, 49, 52, 56, 69, 78, 84, 91, 92, 98, 104, 138, 147, 156, 161, 168, 169, 182, 184, 196, 273, 276, 294, 299, 312, 322, 338, 343, 364, 392, 483, 507, 546, 552, 588, 598, 637, 644, 676, 686, 728, 897, 966, 1014, 1029, 1092, 1127, 1176, 1183, 1196, 1274, 1288, 1352, 1372, 1794, 1911, 1932, 2028, 2058, 2093, 2184, 2254, 2366, 2392, 2548, 2744, 3381, 3549, 3588, 3822, 3864, 3887, 4056, 4116, 4186, 4459, 4508, 4732, 5096, 6279, 6762, 7098, 7176, 7644, 7774, 7889, 8232, 8281, 8372, 8918, 9016, 9464, 11661, 12558, 13377, 13524, 14196, 14651, 15288, 15548, 15778, 16562, 16744, 17836, 23322, 23667, 24843, 25116, 26754, 27048, 27209, 28392, 29302, 31096, 31556, 33124, 35672, 43953, 46644, 47334, 49686, 50232, 53508, 54418, 57967, 58604, 63112, 66248, 81627, 87906, 93288, 94668, 99372, 102557, 107016, 108836, 115934, 117208, 163254, 173901, 175812, 189336, 190463, 198744, 205114, 217672, 231868, 307671, 326508, 347802, 351624, 380926, 410228, 463736, 571389, 615342, 653016, 695604, 761852, 820456, 1142778, 1230684, 1333241, 1391208, 1523704, 2285556, 2461368, 2666482, 3999723, 4571112, 5332964, 7999446, 10665928, 15998892, 31997784]

約数ペア:

[(1, 31997784), (2, 15998892), (3, 10665928), (4, 7999446), (6, 5332964), (7, 4571112), (8, 3999723), (12, 2666482), (13, 2461368), (14, 2285556), (21, 1523704), (23, 1391208), (24, 1333241), (26, 1230684), (28, 1142778), (39, 820456), (42, 761852), (46, 695604), (49, 653016), (52, 615342), (56, 571389), (69, 463736), (78, 410228), (84, 380926), (91, 351624), (92, 347802), (98, 326508), (104, 307671), (138, 231868), (147, 217672), (156, 205114), (161, 198744), (168, 190463), (169, 189336), (182, 175812), (184, 173901), (196, 163254), (273, 117208), (276, 115934), (294, 108836), (299, 107016), (312, 102557), (322, 99372), (338, 94668), (343, 93288), (364, 87906), (392, 81627), (483, 66248), (507, 63112), (546, 58604), (552, 57967), (588, 54418), (598, 53508), (637, 50232), (644, 49686), (676, 47334), (686, 46644), (728, 43953), (897, 35672), (966, 33124), (1014, 31556), (1029, 31096), (1092, 29302), (1127, 28392), (1176, 27209), (1183, 27048), (1196, 26754), (1274, 25116), (1288, 24843), (1352, 23667), (1372, 23322), (1794, 17836), (1911, 16744), (1932, 16562), (2028, 15778), (2058, 15548), (2093, 15288), (2184, 14651), (2254, 14196), (2366, 13524), (2392, 13377), (2548, 12558), (2744, 11661), (3381, 9464), (3549, 9016), (3588, 8918), (3822, 8372), (3864, 8281), (3887, 8232), (4056, 7889), (4116, 7774), (4186, 7644), (4459, 7176), (4508, 7098), (4732, 6762), (5096, 6279)]