218218391031

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71293}}^1\times {\mathrm{60017}}^1$

素因数の和:131330

約数の個数: 16

約数和(自身を含む): 308082477024

約数和(自身を除く): 89864085993

約数列:

[1, 3, 17, 51, 60017, 71293, 180051, 213879, 1020289, 1211981, 3060867, 3635943, 4278791981, 12836375943, 72739463677, 218218391031]

約数ペア:

[(1, 218218391031), (3, 72739463677), (17, 12836375943), (51, 4278791981), (60017, 3635943), (71293, 3060867), (180051, 1211981), (213879, 1020289)]