7215351

素因数分解:

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

素因数の和:188

約数の個数: 32

約数和(自身を含む): 11477760

約数和(自身を除く): 4262409

約数列:

[1, 3, 11, 13, 33, 39, 121, 139, 143, 363, 417, 429, 1331, 1529, 1573, 1807, 3993, 4587, 4719, 5421, 16819, 17303, 19877, 50457, 51909, 59631, 185009, 218647, 555027, 655941, 2405117, 7215351]

約数ペア:

[(1, 7215351), (3, 2405117), (11, 655941), (13, 555027), (33, 218647), (39, 185009), (121, 59631), (139, 51909), (143, 50457), (363, 19877), (417, 17303), (429, 16819), (1331, 5421), (1529, 4719), (1573, 4587), (1807, 3993)]