201916647

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{1723}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 302562000

約数和(自身を除く): 100645353

約数列:

[1, 3, 9, 29, 87, 261, 449, 1347, 1723, 4041, 5169, 13021, 15507, 39063, 49967, 117189, 149901, 449703, 773627, 2320881, 6962643, 22435183, 67305549, 201916647]

約数ペア:

[(1, 201916647), (3, 67305549), (9, 22435183), (29, 6962643), (87, 2320881), (261, 773627), (449, 449703), (1347, 149901), (1723, 117189), (4041, 49967), (5169, 39063), (13021, 15507)]