68989767

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2957}}^1$

素因数の和:3079

約数の個数: 32

約数和(自身を含む): 115858944

約数和(自身を除く): 46869177

約数列:

[1, 3, 7, 11, 21, 33, 77, 101, 231, 303, 707, 1111, 2121, 2957, 3333, 7777, 8871, 20699, 23331, 32527, 62097, 97581, 227689, 298657, 683067, 895971, 2090599, 3285227, 6271797, 9855681, 22996589, 68989767]

約数ペア:

[(1, 68989767), (3, 22996589), (7, 9855681), (11, 6271797), (21, 3285227), (33, 2090599), (77, 895971), (101, 683067), (231, 298657), (303, 227689), (707, 97581), (1111, 62097), (2121, 32527), (2957, 23331), (3333, 20699), (7777, 8871)]