888942990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{2333}}^1$

素因数の和:3333

約数の個数: 64

約数和(自身を含む): 2300913216

約数和(自身を除く): 1411970226

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 977, 1954, 2333, 2931, 4666, 4885, 5862, 6999, 9770, 11665, 12701, 13998, 14655, 23330, 25402, 29310, 30329, 34995, 38103, 60658, 63505, 69990, 76206, 90987, 127010, 151645, 181974, 190515, 303290, 381030, 454935, 909870, 2279341, 4558682, 6838023, 11396705, 13676046, 22793410, 29631433, 34190115, 59262866, 68380230, 88894299, 148157165, 177788598, 296314330, 444471495, 888942990]

約数ペア:

[(1, 888942990), (2, 444471495), (3, 296314330), (5, 177788598), (6, 148157165), (10, 88894299), (13, 68380230), (15, 59262866), (26, 34190115), (30, 29631433), (39, 22793410), (65, 13676046), (78, 11396705), (130, 6838023), (195, 4558682), (390, 2279341), (977, 909870), (1954, 454935), (2333, 381030), (2931, 303290), (4666, 190515), (4885, 181974), (5862, 151645), (6999, 127010), (9770, 90987), (11665, 76206), (12701, 69990), (13998, 63505), (14655, 60658), (23330, 38103), (25402, 34995), (29310, 30329)]