31061737

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:806

約数の個数: 20

約数和(自身を含む): 38418516

約数和(自身を除く): 7356779

約数列:

[1, 7, 17, 49, 119, 343, 761, 833, 2401, 5327, 5831, 12937, 37289, 40817, 90559, 261023, 633913, 1827161, 4437391, 31061737]

約数ペア:

[(1, 31061737), (7, 4437391), (17, 1827161), (49, 633913), (119, 261023), (343, 90559), (761, 40817), (833, 37289), (2401, 12937), (5327, 5831)]