221898929

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{40693}}^1$

素因数の和:40760

約数の個数: 16

約数和(自身を含む): 273463680

約数和(自身を除く): 51564751

約数列:

[1, 7, 19, 41, 133, 287, 779, 5453, 40693, 284851, 773167, 1668413, 5412169, 11678891, 31699847, 221898929]

約数ペア:

[(1, 221898929), (7, 31699847), (19, 11678891), (41, 5412169), (133, 1668413), (287, 773167), (779, 284851), (5453, 40693)]