64704285

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15461}}^1$

素因数の和:15506

約数の個数: 32

約数和(自身を含む): 118748160

約数和(自身を除く): 54043875

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 15461, 46383, 77305, 139149, 231915, 417447, 479291, 695745, 1437873, 2087235, 2396455, 4313619, 7189365, 12940857, 21568095, 64704285]

約数ペア:

[(1, 64704285), (3, 21568095), (5, 12940857), (9, 7189365), (15, 4313619), (27, 2396455), (31, 2087235), (45, 1437873), (93, 695745), (135, 479291), (155, 417447), (279, 231915), (465, 139149), (837, 77305), (1395, 46383), (4185, 15461)]