498414531

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{991}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 716525568

約数和(自身を除く): 218111037

約数列:

[1, 3, 23, 37, 69, 111, 197, 591, 851, 991, 2553, 2973, 4531, 7289, 13593, 21867, 22793, 36667, 68379, 110001, 167647, 195227, 502941, 585681, 843341, 2530023, 4490221, 7223399, 13470663, 21670197, 166138177, 498414531]

約数ペア:

[(1, 498414531), (3, 166138177), (23, 21670197), (37, 13470663), (69, 7223399), (111, 4490221), (197, 2530023), (591, 843341), (851, 585681), (991, 502941), (2553, 195227), (2973, 167647), (4531, 110001), (7289, 68379), (13593, 36667), (21867, 22793)]