81640306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{62897}}^1$

素因数の和:62969

約数の個数: 16

約数和(自身を含む): 135859680

約数和(自身を除く): 54219374

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 62897, 125794, 691867, 1383734, 3710923, 7421846, 40820153, 81640306]

約数ペア:

[(1, 81640306), (2, 40820153), (11, 7421846), (22, 3710923), (59, 1383734), (118, 691867), (649, 125794), (1298, 62897)]