8989901284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{851639}}^1$

素因数の和:851692

約数の個数: 48

約数和(自身を含む): 20030572800

約数和(自身を除く): 11040671516

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 2639, 5278, 10556, 851639, 1703278, 3406556, 5961473, 11071307, 11922946, 22142614, 23845892, 24697531, 44285228, 49395062, 77499149, 98790124, 154998298, 172882717, 309996596, 321067903, 345765434, 642135806, 691530868, 1284271612, 2247475321, 4494950642, 8989901284]

約数ペア:

[(1, 8989901284), (2, 4494950642), (4, 2247475321), (7, 1284271612), (13, 691530868), (14, 642135806), (26, 345765434), (28, 321067903), (29, 309996596), (52, 172882717), (58, 154998298), (91, 98790124), (116, 77499149), (182, 49395062), (203, 44285228), (364, 24697531), (377, 23845892), (406, 22142614), (754, 11922946), (812, 11071307), (1508, 5961473), (2639, 3406556), (5278, 1703278), (10556, 851639)]