212835495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{1693}}^1$

素因数の和:1764

約数の個数: 48

約数和(自身を含む): 374441760

約数和(自身を除く): 161606265

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 289, 435, 493, 867, 1445, 1479, 1693, 2465, 4335, 5079, 7395, 8381, 8465, 25143, 25395, 28781, 41905, 49097, 86343, 125715, 143905, 147291, 245485, 431715, 489277, 736455, 834649, 1467831, 2446385, 2503947, 4173245, 7339155, 12519735, 14189033, 42567099, 70945165, 212835495]

約数ペア:

[(1, 212835495), (3, 70945165), (5, 42567099), (15, 14189033), (17, 12519735), (29, 7339155), (51, 4173245), (85, 2503947), (87, 2446385), (145, 1467831), (255, 834649), (289, 736455), (435, 489277), (493, 431715), (867, 245485), (1445, 147291), (1479, 143905), (1693, 125715), (2465, 86343), (4335, 49097), (5079, 41905), (7395, 28781), (8381, 25395), (8465, 25143)]