213043239

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{3301}}^1$

素因数の和:3479

約数の個数: 24

約数和(自身を含む): 315248544

約数和(自身を除く): 102205305

約数列:

[1, 3, 9, 71, 101, 213, 303, 639, 909, 3301, 7171, 9903, 21513, 29709, 64539, 234371, 333401, 703113, 1000203, 2109339, 3000609, 23671471, 71014413, 213043239]

約数ペア:

[(1, 213043239), (3, 71014413), (9, 23671471), (71, 3000609), (101, 2109339), (213, 1000203), (303, 703113), (639, 333401), (909, 234371), (3301, 64539), (7171, 29709), (9903, 21513)]