209179284

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 521025120

約数和(自身を除く): 311845836

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 109, 114, 218, 228, 327, 361, 436, 443, 654, 722, 886, 1083, 1308, 1329, 1444, 1772, 2071, 2166, 2658, 4142, 4332, 5316, 6213, 8284, 8417, 12426, 16834, 24852, 25251, 33668, 39349, 48287, 50502, 78698, 96574, 101004, 118047, 144861, 157396, 159923, 193148, 236094, 289722, 319846, 472188, 479769, 579444, 639692, 917453, 959538, 1834906, 1919076, 2752359, 3669812, 5504718, 11009436, 17431607, 34863214, 52294821, 69726428, 104589642, 209179284]

約数ペア:

[(1, 209179284), (2, 104589642), (3, 69726428), (4, 52294821), (6, 34863214), (12, 17431607), (19, 11009436), (38, 5504718), (57, 3669812), (76, 2752359), (109, 1919076), (114, 1834906), (218, 959538), (228, 917453), (327, 639692), (361, 579444), (436, 479769), (443, 472188), (654, 319846), (722, 289722), (886, 236094), (1083, 193148), (1308, 159923), (1329, 157396), (1444, 144861), (1772, 118047), (2071, 101004), (2166, 96574), (2658, 78698), (4142, 50502), (4332, 48287), (5316, 39349), (6213, 33668), (8284, 25251), (8417, 24852), (12426, 16834)]