221859404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4266527}}^1$

素因数の和:4266544

約数の個数: 12

約数和(自身を含む): 418119744

約数和(自身を除く): 196260340

約数列:

[1, 2, 4, 13, 26, 52, 4266527, 8533054, 17066108, 55464851, 110929702, 221859404]

約数ペア:

[(1, 221859404), (2, 110929702), (4, 55464851), (13, 17066108), (26, 8533054), (52, 4266527)]