90757947

素因数分解:

$3^1\times 7^2\times {\mathrm{617401}}^1$

素因数の和:617418

約数の個数: 12

約数和(自身を含む): 140767656

約数和(自身を除く): 50009709

約数列:

[1, 3, 7, 21, 49, 147, 617401, 1852203, 4321807, 12965421, 30252649, 90757947]

約数ペア:

[(1, 90757947), (3, 30252649), (7, 12965421), (21, 4321807), (49, 1852203), (147, 617401)]