26355555

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 47376576

約数和(自身を除く): 21021021

約数列:

[1, 3, 5, 9, 15, 45, 71, 73, 113, 213, 219, 339, 355, 365, 565, 639, 657, 1017, 1065, 1095, 1695, 3195, 3285, 5085, 5183, 8023, 8249, 15549, 24069, 24747, 25915, 40115, 41245, 46647, 72207, 74241, 77745, 120345, 123735, 233235, 361035, 371205, 585679, 1757037, 2928395, 5271111, 8785185, 26355555]

約数ペア:

[(1, 26355555), (3, 8785185), (5, 5271111), (9, 2928395), (15, 1757037), (45, 585679), (71, 371205), (73, 361035), (113, 233235), (213, 123735), (219, 120345), (339, 77745), (355, 74241), (365, 72207), (565, 46647), (639, 41245), (657, 40115), (1017, 25915), (1065, 24747), (1095, 24069), (1695, 15549), (3195, 8249), (3285, 8023), (5085, 5183)]