9218590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 17721504

約数和(自身を除く): 8502914

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 211, 257, 422, 514, 1055, 1285, 2110, 2570, 3587, 4369, 7174, 8738, 17935, 21845, 35870, 43690, 54227, 108454, 271135, 542270, 921859, 1843718, 4609295, 9218590]

約数ペア:

[(1, 9218590), (2, 4609295), (5, 1843718), (10, 921859), (17, 542270), (34, 271135), (85, 108454), (170, 54227), (211, 43690), (257, 35870), (422, 21845), (514, 17935), (1055, 8738), (1285, 7174), (2110, 4369), (2570, 3587)]