28047138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{9967}}^1$

素因数の和:10046

約数の個数: 32

約数和(自身を含む): 65071104

約数和(自身を除く): 37023966

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 9967, 19934, 29901, 59802, 69769, 139538, 209307, 418614, 667789, 1335578, 2003367, 4006734, 4674523, 9349046, 14023569, 28047138]

約数ペア:

[(1, 28047138), (2, 14023569), (3, 9349046), (6, 4674523), (7, 4006734), (14, 2003367), (21, 1335578), (42, 667789), (67, 418614), (134, 209307), (201, 139538), (402, 69769), (469, 59802), (938, 29901), (1407, 19934), (2814, 9967)]