156747423

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{11981}}^1$

素因数の和:12087

約数の個数: 24

約数和(自身を含む): 245870640

約数和(自身を除く): 89123217

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4361, 11981, 13083, 35943, 83867, 251601, 587069, 1066309, 1761207, 3198927, 7464163, 22392489, 52249141, 156747423]

約数ペア:

[(1, 156747423), (3, 52249141), (7, 22392489), (21, 7464163), (49, 3198927), (89, 1761207), (147, 1066309), (267, 587069), (623, 251601), (1869, 83867), (4361, 35943), (11981, 13083)]