13121475

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3301}}^1$

素因数の和:3367

約数の個数: 24

約数和(自身を含む): 22110192

約数和(自身を除く): 8988717

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3301, 3975, 9903, 16505, 49515, 82525, 174953, 247575, 524859, 874765, 2624295, 4373825, 13121475]

約数ペア:

[(1, 13121475), (3, 4373825), (5, 2624295), (15, 874765), (25, 524859), (53, 247575), (75, 174953), (159, 82525), (265, 49515), (795, 16505), (1325, 9903), (3301, 3975)]