2158208055

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{65609}}^1$

素因数の和:65680

約数の個数: 48

約数和(自身を含む): 4053123360

約数和(自身を除く): 1894915305

約数列:

[1, 3, 5, 9, 15, 17, 43, 45, 51, 85, 129, 153, 215, 255, 387, 645, 731, 765, 1935, 2193, 3655, 6579, 10965, 32895, 65609, 196827, 328045, 590481, 984135, 1115353, 2821187, 2952405, 3346059, 5576765, 8463561, 10038177, 14105935, 16730295, 25390683, 42317805, 47960179, 50190885, 126953415, 143880537, 239800895, 431641611, 719402685, 2158208055]

約数ペア:

[(1, 2158208055), (3, 719402685), (5, 431641611), (9, 239800895), (15, 143880537), (17, 126953415), (43, 50190885), (45, 47960179), (51, 42317805), (85, 25390683), (129, 16730295), (153, 14105935), (215, 10038177), (255, 8463561), (387, 5576765), (645, 3346059), (731, 2952405), (765, 2821187), (1935, 1115353), (2193, 984135), (3655, 590481), (6579, 328045), (10965, 196827), (32895, 65609)]