42581943

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{4013}}^1$

素因数の和:4156

約数の個数: 20

約数和(自身を含む): 64111608

約数和(自身を除く): 21529665

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 3537, 4013, 10611, 12039, 36117, 108351, 325053, 525703, 1577109, 4731327, 14193981, 42581943]

約数ペア:

[(1, 42581943), (3, 14193981), (9, 4731327), (27, 1577109), (81, 525703), (131, 325053), (393, 108351), (1179, 36117), (3537, 12039), (4013, 10611)]