12867275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 17022720

約数和(自身を除く): 4155445

約数列:

[1, 5, 19, 25, 95, 103, 263, 475, 515, 1315, 1957, 2575, 4997, 6575, 9785, 24985, 27089, 48925, 124925, 135445, 514691, 677225, 2573455, 12867275]

約数ペア:

[(1, 12867275), (5, 2573455), (19, 677225), (25, 514691), (95, 135445), (103, 124925), (263, 48925), (475, 27089), (515, 24985), (1315, 9785), (1957, 6575), (2575, 4997)]