28426356

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2018

約数の個数: 96

約数和(自身を含む): 88704000

約数和(自身を除く): 60277644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1596, 1979, 2052, 2394, 3591, 3958, 4788, 5937, 7182, 7916, 11874, 13853, 14364, 17811, 23748, 27706, 35622, 37601, 41559, 53433, 55412, 71244, 75202, 83118, 106866, 112803, 124677, 150404, 166236, 213732, 225606, 249354, 263207, 338409, 374031, 451212, 498708, 526414, 676818, 748062, 789621, 1015227, 1052828, 1353636, 1496124, 1579242, 2030454, 2368863, 3158484, 4060908, 4737726, 7106589, 9475452, 14213178, 28426356]

約数ペア:

[(1, 28426356), (2, 14213178), (3, 9475452), (4, 7106589), (6, 4737726), (7, 4060908), (9, 3158484), (12, 2368863), (14, 2030454), (18, 1579242), (19, 1496124), (21, 1353636), (27, 1052828), (28, 1015227), (36, 789621), (38, 748062), (42, 676818), (54, 526414), (57, 498708), (63, 451212), (76, 374031), (84, 338409), (108, 263207), (114, 249354), (126, 225606), (133, 213732), (171, 166236), (189, 150404), (228, 124677), (252, 112803), (266, 106866), (342, 83118), (378, 75202), (399, 71244), (513, 55412), (532, 53433), (684, 41559), (756, 37601), (798, 35622), (1026, 27706), (1197, 23748), (1596, 17811), (1979, 14364), (2052, 13853), (2394, 11874), (3591, 7916), (3958, 7182), (4788, 5937)]