655941

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 1042720

約数和(自身を除く): 386779

約数列:

[1, 3, 11, 13, 33, 39, 121, 139, 143, 363, 417, 429, 1529, 1573, 1807, 4587, 4719, 5421, 16819, 19877, 50457, 59631, 218647, 655941]

約数ペア:

[(1, 655941), (3, 218647), (11, 59631), (13, 50457), (33, 19877), (39, 16819), (121, 5421), (139, 4719), (143, 4587), (363, 1807), (417, 1573), (429, 1529)]