2561728

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{3079}}^1$

素因数の和:3104

約数の個数: 28

約数和(自身を含む): 5476240

約数和(自身を除く): 2914512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 3079, 6158, 12316, 24632, 40027, 49264, 80054, 98528, 160108, 197056, 320216, 640432, 1280864, 2561728]

約数ペア:

[(1, 2561728), (2, 1280864), (4, 640432), (8, 320216), (13, 197056), (16, 160108), (26, 98528), (32, 80054), (52, 49264), (64, 40027), (104, 24632), (208, 12316), (416, 6158), (832, 3079)]