16864275

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3167}}^1$

素因数の和:3251

約数の個数: 24

約数和(自身を含む): 28283904

約数和(自身を除く): 11419629

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 3167, 5325, 9501, 15835, 47505, 79175, 224857, 237525, 674571, 1124285, 3372855, 5621425, 16864275]

約数ペア:

[(1, 16864275), (3, 5621425), (5, 3372855), (15, 1124285), (25, 674571), (71, 237525), (75, 224857), (213, 79175), (355, 47505), (1065, 15835), (1775, 9501), (3167, 5325)]