90435278

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{19841}}^1$

素因数の和:19939

約数の個数: 16

約数和(自身を含む): 141433776

約数和(自身を除く): 50998498

約数列:

[1, 2, 43, 53, 86, 106, 2279, 4558, 19841, 39682, 853163, 1051573, 1706326, 2103146, 45217639, 90435278]

約数ペア:

[(1, 90435278), (2, 45217639), (43, 2103146), (53, 1706326), (86, 1051573), (106, 853163), (2279, 39682), (4558, 19841)]