64916883

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 101477376

約数和(自身を除く): 36560493

約数列:

[1, 3, 9, 27, 31, 81, 93, 103, 251, 279, 309, 753, 837, 927, 2259, 2511, 2781, 3193, 6777, 7781, 8343, 9579, 20331, 23343, 25853, 28737, 70029, 77559, 86211, 210087, 232677, 258633, 630261, 698031, 801443, 2094093, 2404329, 7212987, 21638961, 64916883]

約数ペア:

[(1, 64916883), (3, 21638961), (9, 7212987), (27, 2404329), (31, 2094093), (81, 801443), (93, 698031), (103, 630261), (251, 258633), (279, 232677), (309, 210087), (753, 86211), (837, 77559), (927, 70029), (2259, 28737), (2511, 25853), (2781, 23343), (3193, 20331), (6777, 9579), (7781, 8343)]