77338709

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{19979}}^1$

素因数の和:20072

約数の個数: 12

約数和(自身を含む): 91108800

約数和(自身を除く): 13770091

約数列:

[1, 7, 49, 79, 553, 3871, 19979, 139853, 978971, 1578341, 11048387, 77338709]

約数ペア:

[(1, 77338709), (7, 11048387), (49, 1578341), (79, 978971), (553, 139853), (3871, 19979)]