42156815

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{8941}}^1$

素因数の和:9010

約数の個数: 16

約数和(自身を含む): 54081216

約数和(自身を除く): 11924401

約数列:

[1, 5, 23, 41, 115, 205, 943, 4715, 8941, 44705, 205643, 366581, 1028215, 1832905, 8431363, 42156815]

約数ペア:

[(1, 42156815), (5, 8431363), (23, 1832905), (41, 1028215), (115, 366581), (205, 205643), (943, 44705), (4715, 8941)]