127979781

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{2819}}^1$

素因数の和:3268

約数の個数: 16

約数和(自身を含む): 175742400

約数和(自身を除く): 47762619

約数列:

[1, 3, 37, 111, 409, 1227, 2819, 8457, 15133, 45399, 104303, 312909, 1152971, 3458913, 42659927, 127979781]

約数ペア:

[(1, 127979781), (3, 42659927), (37, 3458913), (111, 1152971), (409, 312909), (1227, 104303), (2819, 45399), (8457, 15133)]