28445872

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2791}}^1$

素因数の和:2826

約数の個数: 60

約数和(自身を含む): 69068496

約数和(自身を除く): 40622624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 2791, 5096, 5582, 10192, 11164, 19537, 22328, 36283, 39074, 44656, 72566, 78148, 136759, 145132, 156296, 253981, 273518, 290264, 312592, 507962, 547036, 580528, 1015924, 1094072, 1777867, 2031848, 2188144, 3555734, 4063696, 7111468, 14222936, 28445872]

約数ペア:

[(1, 28445872), (2, 14222936), (4, 7111468), (7, 4063696), (8, 3555734), (13, 2188144), (14, 2031848), (16, 1777867), (26, 1094072), (28, 1015924), (49, 580528), (52, 547036), (56, 507962), (91, 312592), (98, 290264), (104, 273518), (112, 253981), (182, 156296), (196, 145132), (208, 136759), (364, 78148), (392, 72566), (637, 44656), (728, 39074), (784, 36283), (1274, 22328), (1456, 19537), (2548, 11164), (2791, 10192), (5096, 5582)]