2748590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21143}}^1$

素因数の和:21163

約数の個数: 16

約数和(自身を含む): 5328288

約数和(自身を除く): 2579698

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 21143, 42286, 105715, 211430, 274859, 549718, 1374295, 2748590]

約数ペア:

[(1, 2748590), (2, 1374295), (5, 549718), (10, 274859), (13, 211430), (26, 105715), (65, 42286), (130, 21143)]