217664755581

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{113900971}}^1$

素因数の和:113901001

約数の個数: 24

約数和(自身を含む): 363571902624

約数和(自身を除く): 145907147043

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 113900971, 341702913, 797306797, 1480712623, 2391920391, 4442137869, 5581147579, 10364988361, 16743442737, 31094965083, 72554918527, 217664755581]

約数ペア:

[(1, 217664755581), (3, 72554918527), (7, 31094965083), (13, 16743442737), (21, 10364988361), (39, 5581147579), (49, 4442137869), (91, 2391920391), (147, 1480712623), (273, 797306797), (637, 341702913), (1911, 113900971)]