42728905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{919}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 54449280

約数和(自身を除く): 11720375

約数列:

[1, 5, 17, 85, 547, 919, 2735, 4595, 9299, 15623, 46495, 78115, 502693, 2513465, 8545781, 42728905]

約数ペア:

[(1, 42728905), (5, 8545781), (17, 2513465), (85, 502693), (547, 78115), (919, 46495), (2735, 15623), (4595, 9299)]