77089905

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{353}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 140489856

約数和(自身を除く): 63399951

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 211, 345, 353, 633, 1035, 1055, 1059, 1765, 1899, 3165, 3177, 4853, 5295, 8119, 9495, 14559, 15885, 24265, 24357, 40595, 43677, 72795, 73071, 74483, 121785, 218385, 223449, 365355, 372415, 670347, 1117245, 1713109, 3351735, 5139327, 8565545, 15417981, 25696635, 77089905]

約数ペア:

[(1, 77089905), (3, 25696635), (5, 15417981), (9, 8565545), (15, 5139327), (23, 3351735), (45, 1713109), (69, 1117245), (115, 670347), (207, 372415), (211, 365355), (345, 223449), (353, 218385), (633, 121785), (1035, 74483), (1055, 73071), (1059, 72795), (1765, 43677), (1899, 40595), (3165, 24357), (3177, 24265), (4853, 15885), (5295, 14559), (8119, 9495)]