261757392

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419483}}^1$

素因数の和:419507

約数の個数: 40

約数和(自身を含む): 728224224

約数和(自身を除く): 466466832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 419483, 838966, 1258449, 1677932, 2516898, 3355864, 5033796, 5453279, 6711728, 10067592, 10906558, 16359837, 20135184, 21813116, 32719674, 43626232, 65439348, 87252464, 130878696, 261757392]

約数ペア:

[(1, 261757392), (2, 130878696), (3, 87252464), (4, 65439348), (6, 43626232), (8, 32719674), (12, 21813116), (13, 20135184), (16, 16359837), (24, 10906558), (26, 10067592), (39, 6711728), (48, 5453279), (52, 5033796), (78, 3355864), (104, 2516898), (156, 1677932), (208, 1258449), (312, 838966), (624, 419483)]