28420152271

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{11171}}^1\times {\mathrm{21379}}^1$

素因数の和:32574

約数の個数: 16

約数和(自身を含む): 34395459840

約数和(自身を除く): 5975307569

約数列:

[1, 7, 17, 119, 11171, 21379, 78197, 149653, 189907, 363443, 1329349, 2544101, 238824809, 1671773663, 4060021753, 28420152271]

約数ペア:

[(1, 28420152271), (7, 4060021753), (17, 1671773663), (119, 238824809), (11171, 2544101), (21379, 1329349), (78197, 363443), (149653, 189907)]