4947475

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{1171}}^1$

素因数の和:1207

約数の個数: 18

約数和(自身を含む): 6648756

約数和(自身を除く): 1701281

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 1171, 4225, 5855, 15223, 29275, 76115, 197899, 380575, 989495, 4947475]

約数ペア:

[(1, 4947475), (5, 989495), (13, 380575), (25, 197899), (65, 76115), (169, 29275), (325, 15223), (845, 5855), (1171, 4225)]