12986883

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 23464896

約数和(自身を除く): 10478013

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 101, 117, 157, 273, 303, 471, 707, 819, 909, 1099, 1313, 1413, 2041, 2121, 3297, 3939, 6123, 6363, 9191, 9891, 11817, 14287, 15857, 18369, 27573, 42861, 47571, 82719, 110999, 128583, 142713, 206141, 332997, 618423, 998991, 1442987, 1855269, 4328961, 12986883]

約数ペア:

[(1, 12986883), (3, 4328961), (7, 1855269), (9, 1442987), (13, 998991), (21, 618423), (39, 332997), (63, 206141), (91, 142713), (101, 128583), (117, 110999), (157, 82719), (273, 47571), (303, 42861), (471, 27573), (707, 18369), (819, 15857), (909, 14287), (1099, 11817), (1313, 9891), (1413, 9191), (2041, 6363), (2121, 6123), (3297, 3939)]