168147721

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{1619}}^1$

素因数の和:2064

約数の個数: 16

約数和(自身を含む): 197976960

約数和(自身を除く): 29829239

約数列:

[1, 7, 37, 259, 401, 1619, 2807, 11333, 14837, 59903, 103859, 419321, 649219, 4544533, 24021103, 168147721]

約数ペア:

[(1, 168147721), (7, 24021103), (37, 4544533), (259, 649219), (401, 419321), (1619, 103859), (2807, 59903), (11333, 14837)]