56905121

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 71867880

約数和(自身を除く): 14962759

約数列:

[1, 7, 13, 49, 91, 157, 569, 637, 1099, 2041, 3983, 7397, 7693, 14287, 27881, 51779, 89333, 100009, 362453, 625331, 1161329, 4377317, 8129303, 56905121]

約数ペア:

[(1, 56905121), (7, 8129303), (13, 4377317), (49, 1161329), (91, 625331), (157, 362453), (569, 100009), (637, 89333), (1099, 51779), (2041, 27881), (3983, 14287), (7397, 7693)]