28301224

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 66813120

約数和(自身を除く): 38511896

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 43, 46, 49, 56, 73, 86, 92, 98, 146, 161, 172, 184, 196, 292, 301, 322, 344, 392, 511, 584, 602, 644, 989, 1022, 1127, 1204, 1288, 1679, 1978, 2044, 2107, 2254, 2408, 3139, 3358, 3577, 3956, 4088, 4214, 4508, 6278, 6716, 6923, 7154, 7912, 8428, 9016, 11753, 12556, 13432, 13846, 14308, 16856, 21973, 23506, 25112, 27692, 28616, 43946, 47012, 48461, 55384, 72197, 82271, 87892, 94024, 96922, 144394, 153811, 164542, 175784, 193844, 288788, 307622, 329084, 387688, 505379, 577576, 615244, 658168, 1010758, 1230488, 2021516, 3537653, 4043032, 7075306, 14150612, 28301224]

約数ペア:

[(1, 28301224), (2, 14150612), (4, 7075306), (7, 4043032), (8, 3537653), (14, 2021516), (23, 1230488), (28, 1010758), (43, 658168), (46, 615244), (49, 577576), (56, 505379), (73, 387688), (86, 329084), (92, 307622), (98, 288788), (146, 193844), (161, 175784), (172, 164542), (184, 153811), (196, 144394), (292, 96922), (301, 94024), (322, 87892), (344, 82271), (392, 72197), (511, 55384), (584, 48461), (602, 47012), (644, 43946), (989, 28616), (1022, 27692), (1127, 25112), (1204, 23506), (1288, 21973), (1679, 16856), (1978, 14308), (2044, 13846), (2107, 13432), (2254, 12556), (2408, 11753), (3139, 9016), (3358, 8428), (3577, 7912), (3956, 7154), (4088, 6923), (4214, 6716), (4508, 6278)]