219982235

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{15809}}^1$

素因数の和:15859

約数の個数: 24

約数和(自身を含む): 302793120

約数和(自身を除く): 82810885

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 2783, 13915, 15809, 79045, 173899, 363607, 869495, 1818035, 1912889, 3999677, 9564445, 19998385, 43996447, 219982235]

約数ペア:

[(1, 219982235), (5, 43996447), (11, 19998385), (23, 9564445), (55, 3999677), (115, 1912889), (121, 1818035), (253, 869495), (605, 363607), (1265, 173899), (2783, 79045), (13915, 15809)]