28012176

素因数分解:

$2^4\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1063}}^1$

素因数の和:1141

約数の個数: 80

約数和(自身を含む): 81800320

約数和(自身を除く): 53788144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 108, 122, 144, 183, 216, 244, 366, 432, 488, 549, 732, 976, 1063, 1098, 1464, 1647, 2126, 2196, 2928, 3189, 3294, 4252, 4392, 6378, 6588, 8504, 8784, 9567, 12756, 13176, 17008, 19134, 25512, 26352, 28701, 38268, 51024, 57402, 64843, 76536, 114804, 129686, 153072, 194529, 229608, 259372, 389058, 459216, 518744, 583587, 778116, 1037488, 1167174, 1556232, 1750761, 2334348, 3112464, 3501522, 4668696, 7003044, 9337392, 14006088, 28012176]

約数ペア:

[(1, 28012176), (2, 14006088), (3, 9337392), (4, 7003044), (6, 4668696), (8, 3501522), (9, 3112464), (12, 2334348), (16, 1750761), (18, 1556232), (24, 1167174), (27, 1037488), (36, 778116), (48, 583587), (54, 518744), (61, 459216), (72, 389058), (108, 259372), (122, 229608), (144, 194529), (183, 153072), (216, 129686), (244, 114804), (366, 76536), (432, 64843), (488, 57402), (549, 51024), (732, 38268), (976, 28701), (1063, 26352), (1098, 25512), (1464, 19134), (1647, 17008), (2126, 13176), (2196, 12756), (2928, 9567), (3189, 8784), (3294, 8504), (4252, 6588), (4392, 6378)]