16905289

素因数分解:

${\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 18201600

約数和(自身を除く): 1296311

約数列:

[1, 29, 47, 79, 157, 1363, 2291, 3713, 4553, 7379, 12403, 107677, 213991, 359687, 582941, 16905289]

約数ペア:

[(1, 16905289), (29, 582941), (47, 359687), (79, 213991), (157, 107677), (1363, 12403), (2291, 7379), (3713, 4553)]