28118355

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 46391616

約数和(自身を除く): 18273261

約数列:

[1, 3, 5, 15, 53, 113, 159, 265, 313, 339, 565, 795, 939, 1565, 1695, 4695, 5989, 16589, 17967, 29945, 35369, 49767, 82945, 89835, 106107, 176845, 248835, 530535, 1874557, 5623671, 9372785, 28118355]

約数ペア:

[(1, 28118355), (3, 9372785), (5, 5623671), (15, 1874557), (53, 530535), (113, 248835), (159, 176845), (265, 106107), (313, 89835), (339, 82945), (565, 49767), (795, 35369), (939, 29945), (1565, 17967), (1695, 16589), (4695, 5989)]