398465452

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6373}}^1$

素因数の和:6431

約数の個数: 72

約数和(自身を含む): 915561360

約数和(自身を除く): 517095908

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 49, 58, 77, 98, 116, 154, 196, 203, 308, 319, 406, 539, 638, 812, 1078, 1276, 1421, 2156, 2233, 2842, 4466, 5684, 6373, 8932, 12746, 15631, 25492, 31262, 44611, 62524, 70103, 89222, 140206, 178444, 184817, 280412, 312277, 369634, 490721, 624554, 739268, 981442, 1249108, 1293719, 1962884, 2032987, 2587438, 3435047, 4065974, 5174876, 6870094, 8131948, 9056033, 13740188, 14230909, 18112066, 28461818, 36224132, 56923636, 99616363, 199232726, 398465452]

約数ペア:

[(1, 398465452), (2, 199232726), (4, 99616363), (7, 56923636), (11, 36224132), (14, 28461818), (22, 18112066), (28, 14230909), (29, 13740188), (44, 9056033), (49, 8131948), (58, 6870094), (77, 5174876), (98, 4065974), (116, 3435047), (154, 2587438), (196, 2032987), (203, 1962884), (308, 1293719), (319, 1249108), (406, 981442), (539, 739268), (638, 624554), (812, 490721), (1078, 369634), (1276, 312277), (1421, 280412), (2156, 184817), (2233, 178444), (2842, 140206), (4466, 89222), (5684, 70103), (6373, 62524), (8932, 44611), (12746, 31262), (15631, 25492)]