17290427

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{521}}^1$

素因数の和:970

約数の個数: 16

約数和(自身を含む): 21648384

約数和(自身を除く): 4357957

約数列:

[1, 7, 11, 77, 431, 521, 3017, 3647, 4741, 5731, 33187, 40117, 224551, 1571857, 2470061, 17290427]

約数ペア:

[(1, 17290427), (7, 2470061), (11, 1571857), (77, 224551), (431, 40117), (521, 33187), (3017, 5731), (3647, 4741)]