31409784

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 102702600

約数和(自身を除く): 71292816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 29, 36, 42, 49, 56, 58, 63, 72, 84, 87, 98, 116, 126, 147, 168, 174, 196, 203, 232, 252, 261, 294, 307, 348, 392, 406, 441, 504, 522, 588, 609, 614, 696, 812, 882, 921, 1044, 1176, 1218, 1228, 1421, 1624, 1764, 1827, 1842, 2088, 2149, 2436, 2456, 2763, 2842, 3528, 3654, 3684, 4263, 4298, 4872, 5526, 5684, 6447, 7308, 7368, 8526, 8596, 8903, 11052, 11368, 12789, 12894, 14616, 15043, 17052, 17192, 17806, 19341, 22104, 25578, 25788, 26709, 30086, 34104, 35612, 38682, 45129, 51156, 51576, 53418, 60172, 62321, 71224, 77364, 80127, 90258, 102312, 106836, 120344, 124642, 135387, 154728, 160254, 180516, 186963, 213672, 249284, 270774, 320508, 361032, 373926, 436247, 498568, 541548, 560889, 641016, 747852, 872494, 1083096, 1121778, 1308741, 1495704, 1744988, 2243556, 2617482, 3489976, 3926223, 4487112, 5234964, 7852446, 10469928, 15704892, 31409784]

約数ペア:

[(1, 31409784), (2, 15704892), (3, 10469928), (4, 7852446), (6, 5234964), (7, 4487112), (8, 3926223), (9, 3489976), (12, 2617482), (14, 2243556), (18, 1744988), (21, 1495704), (24, 1308741), (28, 1121778), (29, 1083096), (36, 872494), (42, 747852), (49, 641016), (56, 560889), (58, 541548), (63, 498568), (72, 436247), (84, 373926), (87, 361032), (98, 320508), (116, 270774), (126, 249284), (147, 213672), (168, 186963), (174, 180516), (196, 160254), (203, 154728), (232, 135387), (252, 124642), (261, 120344), (294, 106836), (307, 102312), (348, 90258), (392, 80127), (406, 77364), (441, 71224), (504, 62321), (522, 60172), (588, 53418), (609, 51576), (614, 51156), (696, 45129), (812, 38682), (882, 35612), (921, 34104), (1044, 30086), (1176, 26709), (1218, 25788), (1228, 25578), (1421, 22104), (1624, 19341), (1764, 17806), (1827, 17192), (1842, 17052), (2088, 15043), (2149, 14616), (2436, 12894), (2456, 12789), (2763, 11368), (2842, 11052), (3528, 8903), (3654, 8596), (3684, 8526), (4263, 7368), (4298, 7308), (4872, 6447), (5526, 5684)]