398480962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{91943}}^1$

素因数の和:92153

約数の個数: 16

約数和(自身を含む): 655376832

約数和(自身を除く): 256895870

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 91943, 183886, 1011373, 2022746, 18112771, 36225542, 199240481, 398480962]

約数ペア:

[(1, 398480962), (2, 199240481), (11, 36225542), (22, 18112771), (197, 2022746), (394, 1011373), (2167, 183886), (4334, 91943)]