11999215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 15146496

約数和(自身を除く): 3147281

約数列:

[1, 5, 23, 115, 151, 691, 755, 3455, 3473, 15893, 17365, 79465, 104341, 521705, 2399843, 11999215]

約数ペア:

[(1, 11999215), (5, 2399843), (23, 521705), (115, 104341), (151, 79465), (691, 17365), (755, 15893), (3455, 3473)]