28897323

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{701}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 47803392

約数和(自身を除く): 18906069

約数列:

[1, 3, 7, 13, 21, 39, 91, 151, 273, 453, 701, 1057, 1963, 2103, 3171, 4907, 5889, 9113, 13741, 14721, 27339, 41223, 63791, 105851, 191373, 317553, 740957, 1376063, 2222871, 4128189, 9632441, 28897323]

約数ペア:

[(1, 28897323), (3, 9632441), (7, 4128189), (13, 2222871), (21, 1376063), (39, 740957), (91, 317553), (151, 191373), (273, 105851), (453, 63791), (701, 41223), (1057, 27339), (1963, 14721), (2103, 13741), (3171, 9113), (4907, 5889)]