17220847

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3079}}^1$

素因数の和:3150

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 4068113

約数列:

[1, 7, 17, 47, 119, 329, 799, 3079, 5593, 21553, 52343, 144713, 366401, 1012991, 2460121, 17220847]

約数ペア:

[(1, 17220847), (7, 2460121), (17, 1012991), (47, 366401), (119, 144713), (329, 52343), (799, 21553), (3079, 5593)]