78820168

素因数分解:

$2^3\times 7^1\times {\mathrm{1407503}}^1$

素因数の和:1407516

約数の個数: 16

約数和(自身を含む): 168900480

約数和(自身を除く): 90080312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1407503, 2815006, 5630012, 9852521, 11260024, 19705042, 39410084, 78820168]

約数ペア:

[(1, 78820168), (2, 39410084), (4, 19705042), (7, 11260024), (8, 9852521), (14, 5630012), (28, 2815006), (56, 1407503)]