154906378

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{640109}}^1$

素因数の和:640133

約数の個数: 12

約数和(自身を含む): 255403890

約数和(自身を除く): 100497512

約数列:

[1, 2, 11, 22, 121, 242, 640109, 1280218, 7041199, 14082398, 77453189, 154906378]

約数ペア:

[(1, 154906378), (2, 77453189), (11, 14082398), (22, 7041199), (121, 1280218), (242, 640109)]