212948827

素因数分解:

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

素因数の和:236

約数の個数: 64

約数和(自身を含む): 296755200

約数和(自身を除く): 83806373

約数列:

[1, 7, 13, 19, 29, 31, 91, 133, 137, 203, 217, 247, 377, 403, 551, 589, 899, 959, 1729, 1781, 2603, 2639, 2821, 3857, 3973, 4123, 4247, 6293, 7163, 7657, 11687, 12467, 17081, 18221, 27811, 29729, 33839, 50141, 51649, 53599, 55211, 75487, 80693, 81809, 119567, 123163, 222053, 236873, 361543, 386477, 528409, 564851, 862141, 981331, 1049009, 1554371, 1601119, 2340097, 6869317, 7343063, 11207833, 16380679, 30421261, 212948827]

約数ペア:

[(1, 212948827), (7, 30421261), (13, 16380679), (19, 11207833), (29, 7343063), (31, 6869317), (91, 2340097), (133, 1601119), (137, 1554371), (203, 1049009), (217, 981331), (247, 862141), (377, 564851), (403, 528409), (551, 386477), (589, 361543), (899, 236873), (959, 222053), (1729, 123163), (1781, 119567), (2603, 81809), (2639, 80693), (2821, 75487), (3857, 55211), (3973, 53599), (4123, 51649), (4247, 50141), (6293, 33839), (7163, 29729), (7657, 27811), (11687, 18221), (12467, 17081)]