13371385

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 16676352

約数和(自身を除く): 3304967

約数列:

[1, 5, 31, 155, 281, 307, 1405, 1535, 8711, 9517, 43555, 47585, 86267, 431335, 2674277, 13371385]

約数ペア:

[(1, 13371385), (5, 2674277), (31, 431335), (155, 86267), (281, 47585), (307, 43555), (1405, 9517), (1535, 8711)]