128266061

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{16493}}^1$

素因数の和:16612

約数の個数: 16

約数和(自身を含む): 161509248

約数和(自身を除く): 33243187

約数列:

[1, 7, 11, 77, 101, 707, 1111, 7777, 16493, 115451, 181423, 1269961, 1665793, 11660551, 18323723, 128266061]

約数ペア:

[(1, 128266061), (7, 18323723), (11, 11660551), (77, 1665793), (101, 1269961), (707, 181423), (1111, 115451), (7777, 16493)]