13900995

素因数分解:

$3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{571}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 24181872

約数和(自身を除く): 10280877

約数列:

[1, 3, 5, 9, 15, 45, 541, 571, 1623, 1713, 2705, 2855, 4869, 5139, 8115, 8565, 24345, 25695, 308911, 926733, 1544555, 2780199, 4633665, 13900995]

約数ペア:

[(1, 13900995), (3, 4633665), (5, 2780199), (9, 1544555), (15, 926733), (45, 308911), (541, 25695), (571, 24345), (1623, 8565), (1713, 8115), (2705, 5139), (2855, 4869)]