71388207

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{19489}}^1$

素因数の和:19543

約数の個数: 24

約数和(自身を含む): 115536720

約数和(自身を除く): 44148513

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 19489, 58467, 175401, 214379, 643137, 721093, 1929411, 2163279, 6489837, 7932023, 23796069, 71388207]

約数ペア:

[(1, 71388207), (3, 23796069), (9, 7932023), (11, 6489837), (33, 2163279), (37, 1929411), (99, 721093), (111, 643137), (333, 214379), (407, 175401), (1221, 58467), (3663, 19489)]