28012192

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{233}}^1$

素因数の和:290

約数の個数: 72

約数和(自身を含む): 63361116

約数和(自身を除く): 35348924

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 233, 272, 289, 416, 442, 466, 544, 578, 884, 932, 1156, 1768, 1864, 2312, 3029, 3536, 3728, 3757, 3961, 4624, 6058, 7072, 7456, 7514, 7922, 9248, 12116, 15028, 15844, 24232, 30056, 31688, 48464, 51493, 60112, 63376, 67337, 96928, 102986, 120224, 126752, 134674, 205972, 269348, 411944, 538696, 823888, 875381, 1077392, 1647776, 1750762, 2154784, 3501524, 7003048, 14006096, 28012192]

約数ペア:

[(1, 28012192), (2, 14006096), (4, 7003048), (8, 3501524), (13, 2154784), (16, 1750762), (17, 1647776), (26, 1077392), (32, 875381), (34, 823888), (52, 538696), (68, 411944), (104, 269348), (136, 205972), (208, 134674), (221, 126752), (233, 120224), (272, 102986), (289, 96928), (416, 67337), (442, 63376), (466, 60112), (544, 51493), (578, 48464), (884, 31688), (932, 30056), (1156, 24232), (1768, 15844), (1864, 15028), (2312, 12116), (3029, 9248), (3536, 7922), (3728, 7514), (3757, 7456), (3961, 7072), (4624, 6058)]