8638645

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 10663488

約数和(自身を除く): 2024843

約数列:

[1, 5, 67, 107, 241, 335, 535, 1205, 7169, 16147, 25787, 35845, 80735, 128935, 1727729, 8638645]

約数ペア:

[(1, 8638645), (5, 1727729), (67, 128935), (107, 80735), (241, 35845), (335, 25787), (535, 16147), (1205, 7169)]