28786238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{2707}}^1$

素因数の和:3131

約数の個数: 16

約数和(自身を含む): 46631760

約数和(自身を除く): 17845522

約数列:

[1, 2, 13, 26, 409, 818, 2707, 5317, 5414, 10634, 35191, 70382, 1107163, 2214326, 14393119, 28786238]

約数ペア:

[(1, 28786238), (2, 14393119), (13, 2214326), (26, 1107163), (409, 70382), (818, 35191), (2707, 10634), (5317, 5414)]