28301690

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 52073280

約数和(自身を除く): 23771590

約数列:

[1, 2, 5, 10, 97, 163, 179, 194, 326, 358, 485, 815, 895, 970, 1630, 1790, 15811, 17363, 29177, 31622, 34726, 58354, 79055, 86815, 145885, 158110, 173630, 291770, 2830169, 5660338, 14150845, 28301690]

約数ペア:

[(1, 28301690), (2, 14150845), (5, 5660338), (10, 2830169), (97, 291770), (163, 173630), (179, 158110), (194, 145885), (326, 86815), (358, 79055), (485, 58354), (815, 34726), (895, 31622), (970, 29177), (1630, 17363), (1790, 15811)]