25763913

素因数分解:

$3^4\times 7^1\times {\mathrm{45439}}^1$

素因数の和:45458

約数の個数: 20

約数和(自身を含む): 43985920

約数和(自身を除く): 18222007

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 45439, 136317, 318073, 408951, 954219, 1226853, 2862657, 3680559, 8587971, 25763913]

約数ペア:

[(1, 25763913), (3, 8587971), (7, 3680559), (9, 2862657), (21, 1226853), (27, 954219), (63, 408951), (81, 318073), (189, 136317), (567, 45439)]