213510051

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{751}}^1\times {\mathrm{1019}}^1$

素因数の和:1807

約数の個数: 24

約数和(自身を含む): 319088640

約数和(自身を除く): 105578589

約数列:

[1, 3, 9, 31, 93, 279, 751, 1019, 2253, 3057, 6759, 9171, 23281, 31589, 69843, 94767, 209529, 284301, 765269, 2295807, 6887421, 23723339, 71170017, 213510051]

約数ペア:

[(1, 213510051), (3, 71170017), (9, 23723339), (31, 6887421), (93, 2295807), (279, 765269), (751, 284301), (1019, 209529), (2253, 94767), (3057, 69843), (6759, 31589), (9171, 23281)]