211050837

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{7681}}^1$

素因数の和:7801

約数の個数: 24

約数和(自身を含む): 316375488

約数和(自身を除く): 105324651

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 639, 3053, 7681, 9159, 23043, 27477, 69129, 330283, 545351, 990849, 1636053, 2972547, 4908159, 23450093, 70350279, 211050837]

約数ペア:

[(1, 211050837), (3, 70350279), (9, 23450093), (43, 4908159), (71, 2972547), (129, 1636053), (213, 990849), (387, 545351), (639, 330283), (3053, 69129), (7681, 27477), (9159, 23043)]