31288323

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{20173}}^1$

素因数の和:20234

約数の個数: 16

約数和(自身を含む): 46480896

約数和(自身を除く): 15192573

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 20173, 60519, 221903, 665709, 948131, 2844393, 10429441, 31288323]

約数ペア:

[(1, 31288323), (3, 10429441), (11, 2844393), (33, 948131), (47, 665709), (141, 221903), (517, 60519), (1551, 20173)]