12971925939

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1252963}}^1$

素因数の和:1253019

約数の個数: 32

約数和(自身を含む): 21651217920

約数和(自身を除く): 8679291981

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1479, 3451, 10353, 1252963, 3758889, 8770741, 21300371, 26312223, 36335927, 63901113, 109007781, 149102597, 254351489, 447307791, 617710759, 763054467, 1853132277, 4323975313, 12971925939]

約数ペア:

[(1, 12971925939), (3, 4323975313), (7, 1853132277), (17, 763054467), (21, 617710759), (29, 447307791), (51, 254351489), (87, 149102597), (119, 109007781), (203, 63901113), (357, 36335927), (493, 26312223), (609, 21300371), (1479, 8770741), (3451, 3758889), (10353, 1252963)]