81991518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{29137}}^1$

素因数の和:29216

約数の個数: 32

約数和(自身を含む): 190212864

約数和(自身を除く): 108221346

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 29137, 58274, 87411, 174822, 203959, 407918, 611877, 1223754, 1952179, 3904358, 5856537, 11713074, 13665253, 27330506, 40995759, 81991518]

約数ペア:

[(1, 81991518), (2, 40995759), (3, 27330506), (6, 13665253), (7, 11713074), (14, 5856537), (21, 3904358), (42, 1952179), (67, 1223754), (134, 611877), (201, 407918), (402, 203959), (469, 174822), (938, 87411), (1407, 58274), (2814, 29137)]