31208793

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{809}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 21045927

約数列:

[1, 3, 7, 11, 21, 33, 77, 167, 231, 501, 809, 1169, 1837, 2427, 3507, 5511, 5663, 8899, 12859, 16989, 26697, 38577, 62293, 135103, 186879, 405309, 945721, 1486133, 2837163, 4458399, 10402931, 31208793]

約数ペア:

[(1, 31208793), (3, 10402931), (7, 4458399), (11, 2837163), (21, 1486133), (33, 945721), (77, 405309), (167, 186879), (231, 135103), (501, 62293), (809, 38577), (1169, 26697), (1837, 16989), (2427, 12859), (3507, 8899), (5511, 5663)]