28356458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{6691}}^1$

素因数の和:6869

約数の個数: 16

約数和(自身を含む): 46094496

約数和(自身を除く): 17738038

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 6691, 13382, 86983, 173966, 1090633, 2181266, 14178229, 28356458]

約数ペア:

[(1, 28356458), (2, 14178229), (13, 2181266), (26, 1090633), (163, 173966), (326, 86983), (2119, 13382), (4238, 6691)]