400817164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{171877}}^1$

素因数の和:171945

約数の個数: 24

約数和(自身を含む): 779638608

約数和(自身を除く): 378821444

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 171877, 343754, 687508, 1890647, 3781294, 7562588, 9109481, 18218962, 36437924, 100204291, 200408582, 400817164]

約数ペア:

[(1, 400817164), (2, 200408582), (4, 100204291), (11, 36437924), (22, 18218962), (44, 9109481), (53, 7562588), (106, 3781294), (212, 1890647), (583, 687508), (1166, 343754), (2332, 171877)]