28663647

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3203}}^1$

素因数の和:3382

約数の個数: 16

約数和(自身を含む): 40498560

約数和(自身を除く): 11834913

約数列:

[1, 3, 19, 57, 157, 471, 2983, 3203, 8949, 9609, 60857, 182571, 502871, 1508613, 9554549, 28663647]

約数ペア:

[(1, 28663647), (3, 9554549), (19, 1508613), (57, 502871), (157, 182571), (471, 60857), (2983, 9609), (3203, 8949)]