1311702938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1697}}^1$

素因数の和:1887

約数の個数: 64

約数和(自身を含む): 2519451648

約数和(自身を除く): 1207748710

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 137, 182, 217, 274, 403, 434, 806, 959, 1697, 1781, 1918, 2821, 3394, 3562, 4247, 5642, 8494, 11879, 12467, 22061, 23758, 24934, 29729, 44122, 52607, 55211, 59458, 105214, 110422, 154427, 232489, 308854, 368249, 386477, 464978, 683891, 736498, 772954, 1367782, 1627423, 3022357, 3254846, 4787237, 6044714, 7207159, 9574474, 14414318, 21156499, 42312998, 50450113, 93693067, 100900226, 187386134, 655851469, 1311702938]

約数ペア:

[(1, 1311702938), (2, 655851469), (7, 187386134), (13, 100900226), (14, 93693067), (26, 50450113), (31, 42312998), (62, 21156499), (91, 14414318), (137, 9574474), (182, 7207159), (217, 6044714), (274, 4787237), (403, 3254846), (434, 3022357), (806, 1627423), (959, 1367782), (1697, 772954), (1781, 736498), (1918, 683891), (2821, 464978), (3394, 386477), (3562, 368249), (4247, 308854), (5642, 232489), (8494, 154427), (11879, 110422), (12467, 105214), (22061, 59458), (23758, 55211), (24934, 52607), (29729, 44122)]