490944916

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:330

約数の個数: 108

約数和(自身を含む): 1113982464

約数和(自身を除く): 623037548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 127, 154, 163, 196, 242, 254, 308, 326, 484, 508, 539, 652, 847, 889, 1078, 1141, 1397, 1694, 1778, 1793, 2156, 2282, 2794, 3388, 3556, 3586, 4564, 5588, 5929, 6223, 7172, 7987, 9779, 11858, 12446, 12551, 15367, 15974, 19558, 19723, 20701, 23716, 24892, 25102, 30734, 31948, 39116, 39446, 41402, 50204, 61468, 68453, 78892, 82804, 87857, 107569, 136906, 138061, 144907, 175714, 215138, 227711, 273812, 276122, 289814, 351428, 430276, 455422, 552244, 579628, 752983, 910844, 966427, 1014349, 1505966, 1593977, 1932854, 2028698, 2504821, 3011932, 3187954, 3865708, 4057396, 5009642, 6375908, 10019284, 11157839, 17533747, 22315678, 35067494, 44631356, 70134988, 122736229, 245472458, 490944916]

約数ペア:

[(1, 490944916), (2, 245472458), (4, 122736229), (7, 70134988), (11, 44631356), (14, 35067494), (22, 22315678), (28, 17533747), (44, 11157839), (49, 10019284), (77, 6375908), (98, 5009642), (121, 4057396), (127, 3865708), (154, 3187954), (163, 3011932), (196, 2504821), (242, 2028698), (254, 1932854), (308, 1593977), (326, 1505966), (484, 1014349), (508, 966427), (539, 910844), (652, 752983), (847, 579628), (889, 552244), (1078, 455422), (1141, 430276), (1397, 351428), (1694, 289814), (1778, 276122), (1793, 273812), (2156, 227711), (2282, 215138), (2794, 175714), (3388, 144907), (3556, 138061), (3586, 136906), (4564, 107569), (5588, 87857), (5929, 82804), (6223, 78892), (7172, 68453), (7987, 61468), (9779, 50204), (11858, 41402), (12446, 39446), (12551, 39116), (15367, 31948), (15974, 30734), (19558, 25102), (19723, 24892), (20701, 23716)]