3885775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 5249664

約数和(自身を除く): 1363889

約数列:

[1, 5, 17, 25, 41, 85, 205, 223, 425, 697, 1025, 1115, 3485, 3791, 5575, 9143, 17425, 18955, 45715, 94775, 155431, 228575, 777155, 3885775]

約数ペア:

[(1, 3885775), (5, 777155), (17, 228575), (25, 155431), (41, 94775), (85, 45715), (205, 18955), (223, 17425), (425, 9143), (697, 5575), (1025, 3791), (1115, 3485)]