25811919

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3331}}^1$

素因数の和:3388

約数の個数: 32

約数和(自身を含む): 44782080

約数和(自身を除く): 18970161

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 3331, 7749, 9993, 23317, 29979, 69951, 89937, 136571, 209853, 409713, 629559, 955997, 1229139, 2867991, 3687417, 8603973, 25811919]

約数ペア:

[(1, 25811919), (3, 8603973), (7, 3687417), (9, 2867991), (21, 1229139), (27, 955997), (41, 629559), (63, 409713), (123, 209853), (189, 136571), (287, 89937), (369, 69951), (861, 29979), (1107, 23317), (2583, 9993), (3331, 7749)]