30730721

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{461}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 35925120

約数和(自身を除く): 5194399

約数列:

[1, 7, 89, 107, 461, 623, 749, 3227, 9523, 41029, 49327, 66661, 287203, 345289, 4390103, 30730721]

約数ペア:

[(1, 30730721), (7, 4390103), (89, 345289), (107, 287203), (461, 66661), (623, 49327), (749, 41029), (3227, 9523)]