28309659

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{6389}}^1$

素因数の和:6610

約数の個数: 16

約数和(自身を含む): 43349760

約数和(自身を除く): 15040101

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 6389, 19167, 44723, 134169, 1348079, 4044237, 9436553, 28309659]

約数ペア:

[(1, 28309659), (3, 9436553), (7, 4044237), (21, 1348079), (211, 134169), (633, 44723), (1477, 19167), (4431, 6389)]