25972765

素因数分解:

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

素因数の和:4429

約数の個数: 24

約数和(自身を含む): 38579328

約数和(自身を除く): 12606563

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 4391, 5915, 21955, 30737, 57083, 153685, 285415, 399581, 742079, 1997905, 3710395, 5194553, 25972765]

約数ペア:

[(1, 25972765), (5, 5194553), (7, 3710395), (13, 1997905), (35, 742079), (65, 399581), (91, 285415), (169, 153685), (455, 57083), (845, 30737), (1183, 21955), (4391, 5915)]