28668276

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2917}}^1$

素因数の和:2950

約数の個数: 96

約数和(自身を含む): 91508480

約数和(自身を除く): 62840204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2457, 2917, 3276, 4914, 5834, 8751, 9828, 11668, 17502, 20419, 26253, 35004, 37921, 40838, 52506, 61257, 75842, 78759, 81676, 105012, 113763, 122514, 151684, 157518, 183771, 227526, 245028, 265447, 315036, 341289, 367542, 455052, 530894, 551313, 682578, 735084, 796341, 1023867, 1061788, 1102626, 1365156, 1592682, 2047734, 2205252, 2389023, 3185364, 4095468, 4778046, 7167069, 9556092, 14334138, 28668276]

約数ペア:

[(1, 28668276), (2, 14334138), (3, 9556092), (4, 7167069), (6, 4778046), (7, 4095468), (9, 3185364), (12, 2389023), (13, 2205252), (14, 2047734), (18, 1592682), (21, 1365156), (26, 1102626), (27, 1061788), (28, 1023867), (36, 796341), (39, 735084), (42, 682578), (52, 551313), (54, 530894), (63, 455052), (78, 367542), (84, 341289), (91, 315036), (108, 265447), (117, 245028), (126, 227526), (156, 183771), (182, 157518), (189, 151684), (234, 122514), (252, 113763), (273, 105012), (351, 81676), (364, 78759), (378, 75842), (468, 61257), (546, 52506), (702, 40838), (756, 37921), (819, 35004), (1092, 26253), (1404, 20419), (1638, 17502), (2457, 11668), (2917, 9828), (3276, 8751), (4914, 5834)]