1855764021

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{64591}}^1$

素因数の和:64812

約数の個数: 16

約数和(自身を含む): 2530972928

約数和(自身を除く): 675208907

約数列:

[1, 3, 61, 157, 183, 471, 9577, 28731, 64591, 193773, 3940051, 10140787, 11820153, 30422361, 618588007, 1855764021]

約数ペア:

[(1, 1855764021), (3, 618588007), (61, 30422361), (157, 11820153), (183, 10140787), (471, 3940051), (9577, 193773), (28731, 64591)]