228905209

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1\times {\mathrm{839}}^1$

素因数の和:1560

約数の個数: 16

約数和(自身を含む): 255144960

約数和(自身を除く): 26239751

約数列:

[1, 13, 31, 403, 677, 839, 8801, 10907, 20987, 26009, 272831, 338117, 568003, 7384039, 17608093, 228905209]

約数ペア:

[(1, 228905209), (13, 17608093), (31, 7384039), (403, 568003), (677, 338117), (839, 272831), (8801, 26009), (10907, 20987)]