201978267

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{23369}}^1$

素因数の和:23482

約数の個数: 16

約数和(自身を含む): 279692160

約数和(自身を除く): 77713893

約数列:

[1, 3, 43, 67, 129, 201, 2881, 8643, 23369, 70107, 1004867, 1565723, 3014601, 4697169, 67326089, 201978267]

約数ペア:

[(1, 201978267), (3, 67326089), (43, 4697169), (67, 3014601), (129, 1565723), (201, 1004867), (2881, 70107), (8643, 23369)]