15385013

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 18247680

約数和(自身を除く): 2862667

約数列:

[1, 7, 43, 79, 301, 553, 647, 3397, 4529, 23779, 27821, 51113, 194747, 357791, 2197859, 15385013]

約数ペア:

[(1, 15385013), (7, 2197859), (43, 357791), (79, 194747), (301, 51113), (553, 27821), (647, 23779), (3397, 4529)]