28320963

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2657}}^1$

素因数の和:2707

約数の個数: 32

約数和(自身を含む): 45930240

約数和(自身を除く): 17609277

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 187, 209, 323, 561, 627, 969, 2657, 3553, 7971, 10659, 29227, 45169, 50483, 87681, 135507, 151449, 496859, 555313, 858211, 1490577, 1665939, 2574633, 9440321, 28320963]

約数ペア:

[(1, 28320963), (3, 9440321), (11, 2574633), (17, 1665939), (19, 1490577), (33, 858211), (51, 555313), (57, 496859), (187, 151449), (209, 135507), (323, 87681), (561, 50483), (627, 45169), (969, 29227), (2657, 10659), (3553, 7971)]