90522887

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^2$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 114349536

約数和(自身を除く): 23826649

約数列:

[1, 7, 13, 53, 91, 137, 371, 689, 959, 1781, 4823, 7261, 12467, 18769, 50827, 94393, 131383, 243997, 660751, 994757, 1707979, 6963299, 12931841, 90522887]

約数ペア:

[(1, 90522887), (7, 12931841), (13, 6963299), (53, 1707979), (91, 994757), (137, 660751), (371, 243997), (689, 131383), (959, 94393), (1781, 50827), (4823, 18769), (7261, 12467)]