87801698

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{121609}}^1$

素因数の和:121649

約数の個数: 12

約数和(自身を含む): 139000230

約数和(自身を除く): 51198532

約数列:

[1, 2, 19, 38, 361, 722, 121609, 243218, 2310571, 4621142, 43900849, 87801698]

約数ペア:

[(1, 87801698), (2, 43900849), (19, 4621142), (38, 2310571), (361, 243218), (722, 121609)]