67954321

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 73872000

約数和(自身を除く): 5917679

約数列:

[1, 17, 53, 199, 379, 901, 3383, 6443, 10547, 20087, 75421, 179299, 341479, 1282157, 3997313, 67954321]

約数ペア:

[(1, 67954321), (17, 3997313), (53, 1282157), (199, 341479), (379, 179299), (901, 75421), (3383, 20087), (6443, 10547)]