87826615

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1\times {\mathrm{641}}^1$

素因数の和:1122

約数の個数: 16

約数和(自身を含む): 107393760

約数和(自身を除く): 19567145

約数列:

[1, 5, 67, 335, 409, 641, 2045, 3205, 27403, 42947, 137015, 214735, 262169, 1310845, 17565323, 87826615]

約数ペア:

[(1, 87826615), (5, 17565323), (67, 1310845), (335, 262169), (409, 214735), (641, 137015), (2045, 42947), (3205, 27403)]