128843705

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1\times {\mathrm{787}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 156591360

約数和(自身を除く): 27747655

約数列:

[1, 5, 137, 239, 685, 787, 1195, 3935, 32743, 107819, 163715, 188093, 539095, 940465, 25768741, 128843705]

約数ペア:

[(1, 128843705), (5, 25768741), (137, 940465), (239, 539095), (685, 188093), (787, 163715), (1195, 107819), (3935, 32743)]