128177569

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 148452920

約数和(自身を除く): 20275351

約数列:

[1, 13, 17, 109, 221, 289, 313, 1417, 1853, 3757, 4069, 5321, 24089, 31501, 34117, 69173, 90457, 409513, 443521, 579989, 1175941, 7539857, 9859813, 128177569]

約数ペア:

[(1, 128177569), (13, 9859813), (17, 7539857), (109, 1175941), (221, 579989), (289, 443521), (313, 409513), (1417, 90457), (1853, 69173), (3757, 34117), (4069, 31501), (5321, 24089)]