15537213

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1597}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 23931648

約数和(自身を除く): 8394435

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 1597, 3243, 4791, 9729, 14373, 36731, 75059, 110193, 225177, 330579, 675531, 1726357, 5179071, 15537213]

約数ペア:

[(1, 15537213), (3, 5179071), (9, 1726357), (23, 675531), (47, 330579), (69, 225177), (141, 110193), (207, 75059), (423, 36731), (1081, 14373), (1597, 9729), (3243, 4791)]