25072509

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{349}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 16860291

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 311, 349, 933, 1047, 2177, 2443, 3421, 3839, 6531, 7329, 10263, 11517, 23947, 26873, 71841, 80619, 108539, 325617, 759773, 1193929, 2279319, 3581787, 8357503, 25072509]

約数ペア:

[(1, 25072509), (3, 8357503), (7, 3581787), (11, 2279319), (21, 1193929), (33, 759773), (77, 325617), (231, 108539), (311, 80619), (349, 71841), (933, 26873), (1047, 23947), (2177, 11517), (2443, 10263), (3421, 7329), (3839, 6531)]