493920007

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1\times {\mathrm{1997}}^1$

素因数の和:2490

約数の個数: 16

約数和(自身を含む): 572546880

約数和(自身を除く): 78626873

約数列:

[1, 7, 89, 397, 623, 1997, 2779, 13979, 35333, 177733, 247331, 792809, 1244131, 5549663, 70560001, 493920007]

約数ペア:

[(1, 493920007), (7, 70560001), (89, 5549663), (397, 1244131), (623, 792809), (1997, 247331), (2779, 177733), (13979, 35333)]