201213957

素因数分解:

$3^1\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{7331}}^1$

素因数の和:8648

約数の個数: 16

約数和(自身を含む): 306888192

約数和(自身を除く): 105674235

約数列:

[1, 3, 7, 21, 1307, 3921, 7331, 9149, 21993, 27447, 51317, 153951, 9581617, 28744851, 67071319, 201213957]

約数ペア:

[(1, 201213957), (3, 67071319), (7, 28744851), (21, 9581617), (1307, 153951), (3921, 51317), (7331, 27447), (9149, 21993)]