81538462

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{14401}}^1$

素因数の和:14571

約数の個数: 16

約数和(自身を含む): 129618000

約数和(自身を除く): 48079538

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 14401, 28802, 273619, 547238, 2145749, 4291498, 40769231, 81538462]

約数ペア:

[(1, 81538462), (2, 40769231), (19, 4291498), (38, 2145749), (149, 547238), (298, 273619), (2831, 28802), (5662, 14401)]