28929873

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19403}}^1$

素因数の和:19484

約数の個数: 16

約数和(自身を含む): 44706816

約数和(自身を除く): 15776943

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 19403, 58209, 135821, 407463, 1377613, 4132839, 9643291, 28929873]

約数ペア:

[(1, 28929873), (3, 9643291), (7, 4132839), (21, 1377613), (71, 407463), (213, 135821), (497, 58209), (1491, 19403)]