31445722

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1027

約数の個数: 48

約数和(自身を含む): 62435520

約数和(自身を除く): 30989798

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 121, 133, 154, 209, 242, 266, 418, 847, 977, 1463, 1694, 1954, 2299, 2926, 4598, 6839, 10747, 13678, 16093, 18563, 21494, 32186, 37126, 75229, 118217, 129941, 150458, 204193, 236434, 259882, 408386, 827519, 1429351, 1655038, 2246123, 2858702, 4492246, 15722861, 31445722]

約数ペア:

[(1, 31445722), (2, 15722861), (7, 4492246), (11, 2858702), (14, 2246123), (19, 1655038), (22, 1429351), (38, 827519), (77, 408386), (121, 259882), (133, 236434), (154, 204193), (209, 150458), (242, 129941), (266, 118217), (418, 75229), (847, 37126), (977, 32186), (1463, 21494), (1694, 18563), (1954, 16093), (2299, 13678), (2926, 10747), (4598, 6839)]