81428422

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1\times {\mathrm{821}}^1$

素因数の和:1415

約数の個数: 16

約数和(自身を含む): 123753744

約数和(自身を除く): 42325322

約数列:

[1, 2, 101, 202, 491, 821, 982, 1642, 49591, 82921, 99182, 165842, 403111, 806222, 40714211, 81428422]

約数ペア:

[(1, 81428422), (2, 40714211), (101, 806222), (202, 403111), (491, 165842), (821, 99182), (982, 82921), (1642, 49591)]