42819228

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 112112000

約数和(自身を除く): 69292772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 139, 172, 199, 258, 278, 387, 398, 417, 516, 556, 597, 774, 796, 834, 1194, 1251, 1548, 1668, 1791, 2388, 2502, 3582, 5004, 5977, 7164, 8557, 11954, 17114, 17931, 23908, 25671, 27661, 34228, 35862, 51342, 53793, 55322, 71724, 77013, 82983, 102684, 107586, 110644, 154026, 165966, 215172, 248949, 308052, 331932, 497898, 995796, 1189423, 2378846, 3568269, 4757692, 7136538, 10704807, 14273076, 21409614, 42819228]

約数ペア:

[(1, 42819228), (2, 21409614), (3, 14273076), (4, 10704807), (6, 7136538), (9, 4757692), (12, 3568269), (18, 2378846), (36, 1189423), (43, 995796), (86, 497898), (129, 331932), (139, 308052), (172, 248949), (199, 215172), (258, 165966), (278, 154026), (387, 110644), (398, 107586), (417, 102684), (516, 82983), (556, 77013), (597, 71724), (774, 55322), (796, 53793), (834, 51342), (1194, 35862), (1251, 34228), (1548, 27661), (1668, 25671), (1791, 23908), (2388, 17931), (2502, 17114), (3582, 11954), (5004, 8557), (5977, 7164)]