28702778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2753}}^1$

素因数の和:3169

約数の個数: 16

約数和(自身を含む): 46498536

約数和(自身を除く): 17795758

約数列:

[1, 2, 13, 26, 401, 802, 2753, 5213, 5506, 10426, 35789, 71578, 1103953, 2207906, 14351389, 28702778]

約数ペア:

[(1, 28702778), (2, 14351389), (13, 2207906), (26, 1103953), (401, 71578), (802, 35789), (2753, 10426), (5213, 5506)]