999692785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 1538611200

約数和(自身を除く): 538918415

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 239, 317, 377, 455, 1015, 1195, 1585, 1673, 1885, 2219, 2639, 3107, 4121, 6931, 8365, 9193, 11095, 13195, 15535, 20605, 21749, 28847, 34655, 45965, 48517, 64351, 75763, 90103, 108745, 119509, 144235, 242585, 321755, 378815, 450515, 530341, 597545, 630721, 836563, 984919, 2197127, 2651705, 3153605, 4182815, 4924595, 6894433, 10985635, 15379889, 28562651, 34472165, 76899445, 142813255, 199938557, 999692785]

約数ペア:

[(1, 999692785), (5, 199938557), (7, 142813255), (13, 76899445), (29, 34472165), (35, 28562651), (65, 15379889), (91, 10985635), (145, 6894433), (203, 4924595), (239, 4182815), (317, 3153605), (377, 2651705), (455, 2197127), (1015, 984919), (1195, 836563), (1585, 630721), (1673, 597545), (1885, 530341), (2219, 450515), (2639, 378815), (3107, 321755), (4121, 242585), (6931, 144235), (8365, 119509), (9193, 108745), (11095, 90103), (13195, 75763), (15535, 64351), (20605, 48517), (21749, 45965), (28847, 34655)]