90509155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{11839}}^1$

素因数の和:11994

約数の個数: 16

約数和(自身を含む): 119347200

約数和(自身を除く): 28838045

約数列:

[1, 5, 11, 55, 139, 695, 1529, 7645, 11839, 59195, 130229, 651145, 1645621, 8228105, 18101831, 90509155]

約数ペア:

[(1, 90509155), (5, 18101831), (11, 8228105), (55, 1645621), (139, 651145), (695, 130229), (1529, 59195), (7645, 11839)]