1555142578

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{2531}}^1\times {\mathrm{2539}}^1$

素因数の和:5094

約数の個数: 24

約数和(自身を含む): 2566080720

約数和(自身を除く): 1010938142

約数列:

[1, 2, 11, 22, 121, 242, 2531, 2539, 5062, 5078, 27841, 27929, 55682, 55858, 306251, 307219, 612502, 614438, 6426209, 12852418, 70688299, 141376598, 777571289, 1555142578]

約数ペア:

[(1, 1555142578), (2, 777571289), (11, 141376598), (22, 70688299), (121, 12852418), (242, 6426209), (2531, 614438), (2539, 612502), (5062, 307219), (5078, 306251), (27841, 55858), (27929, 55682)]