81743905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{2221}}^1$

素因数の和:2676

約数の個数: 16

約数和(自身を含む): 104149584

約数和(自身を除く): 22405679

約数列:

[1, 5, 17, 85, 433, 2165, 2221, 7361, 11105, 36805, 37757, 188785, 961693, 4808465, 16348781, 81743905]

約数ペア:

[(1, 81743905), (5, 16348781), (17, 4808465), (85, 961693), (433, 188785), (2165, 37757), (2221, 36805), (7361, 11105)]