13221325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2393}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 18701928

約数和(自身を除く): 5480603

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 2393, 5525, 11965, 31109, 40681, 59825, 155545, 203405, 528853, 777725, 1017025, 2644265, 13221325]

約数ペア:

[(1, 13221325), (5, 2644265), (13, 1017025), (17, 777725), (25, 528853), (65, 203405), (85, 155545), (221, 59825), (325, 40681), (425, 31109), (1105, 11965), (2393, 5525)]