313611779

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{1931}}^1$

素因数の和:2019

約数の個数: 18

約数和(自身を含む): 351081108

約数和(自身を除く): 37469329

約数列:

[1, 13, 31, 169, 403, 961, 1931, 5239, 12493, 25103, 59861, 162409, 326339, 778193, 1855691, 10116509, 24123983, 313611779]

約数ペア:

[(1, 313611779), (13, 24123983), (31, 10116509), (169, 1855691), (403, 778193), (961, 326339), (1931, 162409), (5239, 59861), (12493, 25103)]