28301217

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{6841}}^1$

素因数の和:7048

約数の個数: 16

約数和(自身を含む): 43350912

約数和(自身を除く): 15049695

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 6841, 20523, 47887, 143661, 1347677, 4043031, 9433739, 28301217]

約数ペア:

[(1, 28301217), (3, 9433739), (7, 4043031), (21, 1347677), (197, 143661), (591, 47887), (1379, 20523), (4137, 6841)]