404080055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163927}}^1$

素因数の和:163978

約数の個数: 16

約数和(自身を含む): 531126720

約数和(自身を除く): 127046665

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 163927, 819635, 2786759, 4753883, 13933795, 23769415, 80816011, 404080055]

約数ペア:

[(1, 404080055), (5, 80816011), (17, 23769415), (29, 13933795), (85, 4753883), (145, 2786759), (493, 819635), (2465, 163927)]