156739426263

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{35041231}}^1$

素因数の和:35041315

約数の個数: 24

約数和(自身を含む): 262388745216

約数和(自身を除く): 105649318953

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 35041231, 105123693, 245288617, 315371079, 735865851, 2207597553, 2487927401, 7463782203, 17415491807, 22391346609, 52246475421, 156739426263]

約数ペア:

[(1, 156739426263), (3, 52246475421), (7, 22391346609), (9, 17415491807), (21, 7463782203), (63, 2487927401), (71, 2207597553), (213, 735865851), (497, 315371079), (639, 245288617), (1491, 105123693), (4473, 35041231)]