268508639

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{13903}}^1$

素因数の和:14030

約数の個数: 16

約数和(自身を含む): 320348160

約数和(自身を除く): 51839521

約数列:

[1, 7, 31, 89, 217, 623, 2759, 13903, 19313, 97321, 430993, 1237367, 3016951, 8661569, 38358377, 268508639]

約数ペア:

[(1, 268508639), (7, 38358377), (31, 8661569), (89, 3016951), (217, 1237367), (623, 430993), (2759, 97321), (13903, 19313)]