13890695

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30529}}^1$

素因数の和:30554

約数の個数: 16

約数和(自身を含む): 20516160

約数和(自身を除く): 6625465

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 30529, 152645, 213703, 396877, 1068515, 1984385, 2778139, 13890695]

約数ペア:

[(1, 13890695), (5, 2778139), (7, 1984385), (13, 1068515), (35, 396877), (65, 213703), (91, 152645), (455, 30529)]