425897654

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 890265600

約数和(自身を除く): 464367946

約数列:

[1, 2, 7, 13, 14, 19, 26, 29, 31, 38, 58, 62, 91, 133, 137, 182, 203, 217, 247, 266, 274, 377, 403, 406, 434, 494, 551, 589, 754, 806, 899, 959, 1102, 1178, 1729, 1781, 1798, 1918, 2603, 2639, 2821, 3458, 3562, 3857, 3973, 4123, 4247, 5206, 5278, 5642, 6293, 7163, 7657, 7714, 7946, 8246, 8494, 11687, 12467, 12586, 14326, 15314, 17081, 18221, 23374, 24934, 27811, 29729, 33839, 34162, 36442, 50141, 51649, 53599, 55211, 55622, 59458, 67678, 75487, 80693, 81809, 100282, 103298, 107198, 110422, 119567, 123163, 150974, 161386, 163618, 222053, 236873, 239134, 246326, 361543, 386477, 444106, 473746, 528409, 564851, 723086, 772954, 862141, 981331, 1049009, 1056818, 1129702, 1554371, 1601119, 1724282, 1962662, 2098018, 2340097, 3108742, 3202238, 4680194, 6869317, 7343063, 11207833, 13738634, 14686126, 16380679, 22415666, 30421261, 32761358, 60842522, 212948827, 425897654]

約数ペア:

[(1, 425897654), (2, 212948827), (7, 60842522), (13, 32761358), (14, 30421261), (19, 22415666), (26, 16380679), (29, 14686126), (31, 13738634), (38, 11207833), (58, 7343063), (62, 6869317), (91, 4680194), (133, 3202238), (137, 3108742), (182, 2340097), (203, 2098018), (217, 1962662), (247, 1724282), (266, 1601119), (274, 1554371), (377, 1129702), (403, 1056818), (406, 1049009), (434, 981331), (494, 862141), (551, 772954), (589, 723086), (754, 564851), (806, 528409), (899, 473746), (959, 444106), (1102, 386477), (1178, 361543), (1729, 246326), (1781, 239134), (1798, 236873), (1918, 222053), (2603, 163618), (2639, 161386), (2821, 150974), (3458, 123163), (3562, 119567), (3857, 110422), (3973, 107198), (4123, 103298), (4247, 100282), (5206, 81809), (5278, 80693), (5642, 75487), (6293, 67678), (7163, 59458), (7657, 55622), (7714, 55211), (7946, 53599), (8246, 51649), (8494, 50141), (11687, 36442), (12467, 34162), (12586, 33839), (14326, 29729), (15314, 27811), (17081, 24934), (18221, 23374)]