25156556

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1109}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 45314640

約数和(自身を除く): 20158084

約数列:

[1, 2, 4, 53, 106, 107, 212, 214, 428, 1109, 2218, 4436, 5671, 11342, 22684, 58777, 117554, 118663, 235108, 237326, 474652, 6289139, 12578278, 25156556]

約数ペア:

[(1, 25156556), (2, 12578278), (4, 6289139), (53, 474652), (106, 237326), (107, 235108), (212, 118663), (214, 117554), (428, 58777), (1109, 22684), (2218, 11342), (4436, 5671)]