261339234

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{257731}}^1$

素因数の和:257762

約数の個数: 24

約数和(自身を含む): 565979472

約数和(自身を除く): 304640238

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 257731, 515462, 773193, 1546386, 3350503, 6701006, 10051509, 20103018, 43556539, 87113078, 130669617, 261339234]

約数ペア:

[(1, 261339234), (2, 130669617), (3, 87113078), (6, 43556539), (13, 20103018), (26, 10051509), (39, 6701006), (78, 3350503), (169, 1546386), (338, 773193), (507, 515462), (1014, 257731)]