28273567

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4027}}^1$

素因数の和:4110

約数の個数: 16

約数和(自身を含む): 34801920

約数和(自身を除く): 6528353

約数列:

[1, 7, 17, 59, 119, 413, 1003, 4027, 7021, 28189, 68459, 237593, 479213, 1663151, 4039081, 28273567]

約数ペア:

[(1, 28273567), (7, 4039081), (17, 1663151), (59, 479213), (119, 237593), (413, 68459), (1003, 28189), (4027, 7021)]