71216716

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{409}}^1\times {\mathrm{431}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 126463680

約数和(自身を除く): 55246964

約数列:

[1, 2, 4, 101, 202, 404, 409, 431, 818, 862, 1636, 1724, 41309, 43531, 82618, 87062, 165236, 174124, 176279, 352558, 705116, 17804179, 35608358, 71216716]

約数ペア:

[(1, 71216716), (2, 35608358), (4, 17804179), (101, 705116), (202, 352558), (404, 176279), (409, 174124), (431, 165236), (818, 87062), (862, 82618), (1636, 43531), (1724, 41309)]