28394604

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 89187840

約数和(自身を除く): 60793236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 71, 84, 92, 108, 126, 138, 142, 161, 189, 207, 213, 252, 276, 284, 322, 378, 414, 426, 483, 497, 529, 621, 639, 644, 756, 828, 852, 966, 994, 1058, 1242, 1278, 1449, 1491, 1587, 1633, 1917, 1932, 1988, 2116, 2484, 2556, 2898, 2982, 3174, 3266, 3703, 3834, 4347, 4473, 4761, 4899, 5796, 5964, 6348, 6532, 7406, 7668, 8694, 8946, 9522, 9798, 11109, 11431, 13419, 14283, 14697, 14812, 17388, 17892, 19044, 19596, 22218, 22862, 26838, 28566, 29394, 33327, 34293, 37559, 44091, 44436, 45724, 53676, 57132, 58788, 66654, 68586, 75118, 88182, 99981, 102879, 112677, 133308, 137172, 150236, 176364, 199962, 205758, 225354, 262913, 308637, 338031, 399924, 411516, 450708, 525826, 617274, 676062, 788739, 1014093, 1051652, 1234548, 1352124, 1577478, 2028186, 2366217, 3154956, 4056372, 4732434, 7098651, 9464868, 14197302, 28394604]

約数ペア:

[(1, 28394604), (2, 14197302), (3, 9464868), (4, 7098651), (6, 4732434), (7, 4056372), (9, 3154956), (12, 2366217), (14, 2028186), (18, 1577478), (21, 1352124), (23, 1234548), (27, 1051652), (28, 1014093), (36, 788739), (42, 676062), (46, 617274), (54, 525826), (63, 450708), (69, 411516), (71, 399924), (84, 338031), (92, 308637), (108, 262913), (126, 225354), (138, 205758), (142, 199962), (161, 176364), (189, 150236), (207, 137172), (213, 133308), (252, 112677), (276, 102879), (284, 99981), (322, 88182), (378, 75118), (414, 68586), (426, 66654), (483, 58788), (497, 57132), (529, 53676), (621, 45724), (639, 44436), (644, 44091), (756, 37559), (828, 34293), (852, 33327), (966, 29394), (994, 28566), (1058, 26838), (1242, 22862), (1278, 22218), (1449, 19596), (1491, 19044), (1587, 17892), (1633, 17388), (1917, 14812), (1932, 14697), (1988, 14283), (2116, 13419), (2484, 11431), (2556, 11109), (2898, 9798), (2982, 9522), (3174, 8946), (3266, 8694), (3703, 7668), (3834, 7406), (4347, 6532), (4473, 6348), (4761, 5964), (4899, 5796)]