12213785

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 15301440

約数和(自身を除く): 3087655

約数列:

[1, 5, 29, 131, 145, 643, 655, 3215, 3799, 18647, 18995, 84233, 93235, 421165, 2442757, 12213785]

約数ペア:

[(1, 12213785), (5, 2442757), (29, 421165), (131, 93235), (145, 84233), (643, 18995), (655, 18647), (3215, 3799)]