28698728

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{8521}}^1$

素因数の和:8948

約数の個数: 16

約数和(自身を含む): 53944260

約数和(自身を除く): 25245532

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 8521, 17042, 34084, 68168, 3587341, 7174682, 14349364, 28698728]

約数ペア:

[(1, 28698728), (2, 14349364), (4, 7174682), (8, 3587341), (421, 68168), (842, 34084), (1684, 17042), (3368, 8521)]