398233924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{45943}}^1$

素因数の和:46155

約数の個数: 24

約数和(自身を含む): 764140608

約数和(自身を除く): 365906684

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 4334, 8668, 45943, 91886, 183772, 505373, 1010746, 2021492, 9050771, 18101542, 36203084, 99558481, 199116962, 398233924]

約数ペア:

[(1, 398233924), (2, 199116962), (4, 99558481), (11, 36203084), (22, 18101542), (44, 9050771), (197, 2021492), (394, 1010746), (788, 505373), (2167, 183772), (4334, 91886), (8668, 45943)]