12965265

素因数分解:

$3^6\times 5^1\times {\mathrm{3557}}^1$

素因数の和:3580

約数の個数: 28

約数和(自身を含む): 23333364

約数和(自身を除く): 10368099

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3557, 3645, 10671, 17785, 32013, 53355, 96039, 160065, 288117, 480195, 864351, 1440585, 2593053, 4321755, 12965265]

約数ペア:

[(1, 12965265), (3, 4321755), (5, 2593053), (9, 1440585), (15, 864351), (27, 480195), (45, 288117), (81, 160065), (135, 96039), (243, 53355), (405, 32013), (729, 17785), (1215, 10671), (3557, 3645)]