221454814

素因数分解:

$2^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{5101}}^1$

素因数の和:5560

約数の個数: 24

約数和(自身を含む): 387364248

約数和(自身を除く): 165909434

約数列:

[1, 2, 7, 14, 49, 98, 443, 886, 3101, 5101, 6202, 10202, 21707, 35707, 43414, 71414, 249949, 499898, 2259743, 4519486, 15818201, 31636402, 110727407, 221454814]

約数ペア:

[(1, 221454814), (2, 110727407), (7, 31636402), (14, 15818201), (49, 4519486), (98, 2259743), (443, 499898), (886, 249949), (3101, 71414), (5101, 43414), (6202, 35707), (10202, 21707)]