201231121

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{5107}}^1$

素因数の和:5560

約数の個数: 16

約数和(自身を含む): 248289664

約数和(自身を除く): 47058543

約数列:

[1, 7, 13, 91, 433, 3031, 5107, 5629, 35749, 39403, 66391, 464737, 2211331, 15479317, 28747303, 201231121]

約数ペア:

[(1, 201231121), (7, 28747303), (13, 15479317), (91, 2211331), (433, 464737), (3031, 66391), (5107, 39403), (5629, 35749)]