13851575

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 18082176

約数和(自身を除く): 4230601

約数列:

[1, 5, 25, 31, 61, 155, 293, 305, 775, 1465, 1525, 1891, 7325, 9083, 9455, 17873, 45415, 47275, 89365, 227075, 446825, 554063, 2770315, 13851575]

約数ペア:

[(1, 13851575), (5, 2770315), (25, 554063), (31, 446825), (61, 227075), (155, 89365), (293, 47275), (305, 45415), (775, 17873), (1465, 9455), (1525, 9083), (1891, 7325)]