90098981

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{857}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 107737344

約数和(自身を除く): 17638363

約数列:

[1, 7, 23, 161, 653, 857, 4571, 5999, 15019, 19711, 105133, 137977, 559621, 3917347, 12871283, 90098981]

約数ペア:

[(1, 90098981), (7, 12871283), (23, 3917347), (161, 559621), (653, 137977), (857, 105133), (4571, 19711), (5999, 15019)]