31146138

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{24371}}^1$

素因数の和:24450

約数の個数: 24

約数和(自身を含む): 68436576

約数和(自身を除く): 37290438

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 24371, 48742, 73113, 146226, 219339, 438678, 1730341, 3460682, 5191023, 10382046, 15573069, 31146138]

約数ペア:

[(1, 31146138), (2, 15573069), (3, 10382046), (6, 5191023), (9, 3460682), (18, 1730341), (71, 438678), (142, 219339), (213, 146226), (426, 73113), (639, 48742), (1278, 24371)]