15691481390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120703703}}^1$

素因数の和:120703723

約数の個数: 16

約数和(自身を含む): 30417333408

約数和(自身を除く): 14725852018

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 120703703, 241407406, 603518515, 1207037030, 1569148139, 3138296278, 7845740695, 15691481390]

約数ペア:

[(1, 15691481390), (2, 7845740695), (5, 3138296278), (10, 1569148139), (13, 1207037030), (26, 603518515), (65, 241407406), (130, 120703703)]