128374631

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{2441}}^1$

素因数の和:3142

約数の個数: 16

約数和(自身を含む): 160351488

約数和(自身を除く): 31976857

約数列:

[1, 7, 11, 77, 683, 2441, 4781, 7513, 17087, 26851, 52591, 187957, 1667203, 11670421, 18339233, 128374631]

約数ペア:

[(1, 128374631), (7, 18339233), (11, 11670421), (77, 1667203), (683, 187957), (2441, 52591), (4781, 26851), (7513, 17087)]