28143398

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 49070880

約数和(自身を除く): 20927482

約数列:

[1, 2, 17, 23, 29, 34, 46, 58, 73, 146, 289, 391, 493, 578, 667, 782, 986, 1241, 1334, 1679, 2117, 2482, 3358, 4234, 6647, 8381, 11339, 13294, 16762, 21097, 22678, 28543, 35989, 42194, 48691, 57086, 71978, 97382, 192763, 385526, 485231, 611813, 827747, 970462, 1223626, 1655494, 14071699, 28143398]

約数ペア:

[(1, 28143398), (2, 14071699), (17, 1655494), (23, 1223626), (29, 970462), (34, 827747), (46, 611813), (58, 485231), (73, 385526), (146, 192763), (289, 97382), (391, 71978), (493, 57086), (578, 48691), (667, 42194), (782, 35989), (986, 28543), (1241, 22678), (1334, 21097), (1679, 16762), (2117, 13294), (2482, 11339), (3358, 8381), (4234, 6647)]