920309985

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23753}}^1$

素因数の和:23815

約数の個数: 64

約数和(自身を含む): 1915522560

約数和(自身を除く): 995212575

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 63, 105, 123, 135, 189, 205, 287, 315, 369, 615, 861, 945, 1107, 1435, 1845, 2583, 4305, 5535, 7749, 12915, 23753, 38745, 71259, 118765, 166271, 213777, 356295, 498813, 641331, 831355, 973873, 1068885, 1496439, 2494065, 2921619, 3206655, 4489317, 4869365, 6817111, 7482195, 8764857, 14608095, 20451333, 22446585, 26294571, 34085555, 43824285, 61353999, 102256665, 131472855, 184061997, 306769995, 920309985]

約数ペア:

[(1, 920309985), (3, 306769995), (5, 184061997), (7, 131472855), (9, 102256665), (15, 61353999), (21, 43824285), (27, 34085555), (35, 26294571), (41, 22446585), (45, 20451333), (63, 14608095), (105, 8764857), (123, 7482195), (135, 6817111), (189, 4869365), (205, 4489317), (287, 3206655), (315, 2921619), (369, 2494065), (615, 1496439), (861, 1068885), (945, 973873), (1107, 831355), (1435, 641331), (1845, 498813), (2583, 356295), (4305, 213777), (5535, 166271), (7749, 118765), (12915, 71259), (23753, 38745)]