81737898

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{17443}}^1$

素因数の和:17530

約数の個数: 32

約数和(自身を含む): 180859392

約数和(自身を除く): 99121494

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4686, 17443, 34886, 52329, 104658, 191873, 383746, 575619, 1151238, 1238453, 2476906, 3715359, 7430718, 13622983, 27245966, 40868949, 81737898]

約数ペア:

[(1, 81737898), (2, 40868949), (3, 27245966), (6, 13622983), (11, 7430718), (22, 3715359), (33, 2476906), (66, 1238453), (71, 1151238), (142, 575619), (213, 383746), (426, 191873), (781, 104658), (1562, 52329), (2343, 34886), (4686, 17443)]