261209782

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{25847}}^1$

素因数の和:26043

約数の個数: 16

約数和(自身を含む): 406950912

約数和(自身を除く): 145741130

約数列:

[1, 2, 31, 62, 163, 326, 5053, 10106, 25847, 51694, 801257, 1602514, 4213061, 8426122, 130604891, 261209782]

約数ペア:

[(1, 261209782), (2, 130604891), (31, 8426122), (62, 4213061), (163, 1602514), (326, 801257), (5053, 51694), (10106, 25847)]