68553615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18503}}^1$

素因数の和:18543

約数の個数: 32

約数和(自身を含む): 124346880

約数和(自身を除く): 55793265

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 18503, 55509, 92515, 240539, 277545, 351557, 721617, 1054671, 1202695, 1757785, 3608085, 4570241, 5273355, 13710723, 22851205, 68553615]

約数ペア:

[(1, 68553615), (3, 22851205), (5, 13710723), (13, 5273355), (15, 4570241), (19, 3608085), (39, 1757785), (57, 1202695), (65, 1054671), (95, 721617), (195, 351557), (247, 277545), (285, 240539), (741, 92515), (1235, 55509), (3705, 18503)]