2904005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1100

約数の個数: 16

約数和(自身を含む): 3843840

約数和(自身を除く): 939835

約数列:

[1, 5, 13, 43, 65, 215, 559, 1039, 2795, 5195, 13507, 44677, 67535, 223385, 580801, 2904005]

約数ペア:

[(1, 2904005), (5, 580801), (13, 223385), (43, 67535), (65, 44677), (215, 13507), (559, 5195), (1039, 2795)]