312589030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{141443}}^1$

素因数の和:141480

約数の個数: 32

約数和(自身を含む): 641589984

約数和(自身を除く): 329000954

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 141443, 282886, 707215, 1414430, 1838759, 2404531, 3677518, 4809062, 9193795, 12022655, 18387590, 24045310, 31258903, 62517806, 156294515, 312589030]

約数ペア:

[(1, 312589030), (2, 156294515), (5, 62517806), (10, 31258903), (13, 24045310), (17, 18387590), (26, 12022655), (34, 9193795), (65, 4809062), (85, 3677518), (130, 2404531), (170, 1838759), (221, 1414430), (442, 707215), (1105, 282886), (2210, 141443)]