13985335

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4391}}^1$

素因数の和:4423

約数の個数: 24

約数和(自身を含む): 21028896

約数和(自身を除く): 7043561

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 4391, 21955, 30737, 57083, 153685, 215159, 285415, 399581, 1075795, 1997905, 2797067, 13985335]

約数ペア:

[(1, 13985335), (5, 2797067), (7, 1997905), (13, 1075795), (35, 399581), (49, 285415), (65, 215159), (91, 153685), (245, 57083), (455, 30737), (637, 21955), (3185, 4391)]