280147664534

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{4861}}^1\times {\mathrm{405857}}^1$

素因数の和:410791

約数の個数: 16

約数和(自身を含む): 426228824736

約数和(自身を除く): 146081160202

約数列:

[1, 2, 71, 142, 4861, 9722, 345131, 405857, 690262, 811714, 28815847, 57631694, 1972870877, 3945741754, 140073832267, 280147664534]

約数ペア:

[(1, 280147664534), (2, 140073832267), (71, 3945741754), (142, 1972870877), (4861, 57631694), (9722, 28815847), (345131, 811714), (405857, 690262)]