13042215

素因数分解:

$3^4\times 5^1\times {\mathrm{32203}}^1$

素因数の和:32220

約数の個数: 20

約数和(自身を含む): 23380104

約数和(自身を除く): 10337889

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 32203, 96609, 161015, 289827, 483045, 869481, 1449135, 2608443, 4347405, 13042215]

約数ペア:

[(1, 13042215), (3, 4347405), (5, 2608443), (9, 1449135), (15, 869481), (27, 483045), (45, 289827), (81, 161015), (135, 96609), (405, 32203)]