28322502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 66528000

約数和(自身を除く): 38205498

約数列:

[1, 2, 3, 6, 13, 19, 26, 29, 38, 39, 57, 58, 78, 87, 114, 174, 247, 377, 494, 551, 659, 741, 754, 1102, 1131, 1318, 1482, 1653, 1977, 2262, 3306, 3954, 7163, 8567, 12521, 14326, 17134, 19111, 21489, 25042, 25701, 37563, 38222, 42978, 51402, 57333, 75126, 114666, 162773, 248443, 325546, 363109, 488319, 496886, 726218, 745329, 976638, 1089327, 1490658, 2178654, 4720417, 9440834, 14161251, 28322502]

約数ペア:

[(1, 28322502), (2, 14161251), (3, 9440834), (6, 4720417), (13, 2178654), (19, 1490658), (26, 1089327), (29, 976638), (38, 745329), (39, 726218), (57, 496886), (58, 488319), (78, 363109), (87, 325546), (114, 248443), (174, 162773), (247, 114666), (377, 75126), (494, 57333), (551, 51402), (659, 42978), (741, 38222), (754, 37563), (1102, 25701), (1131, 25042), (1318, 21489), (1482, 19111), (1653, 17134), (1977, 14326), (2262, 12521), (3306, 8567), (3954, 7163)]