25556145

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 16745295

約数列:

[1, 3, 5, 15, 59, 67, 177, 201, 295, 335, 431, 885, 1005, 1293, 2155, 3953, 6465, 11859, 19765, 25429, 28877, 59295, 76287, 86631, 127145, 144385, 381435, 433155, 1703743, 5111229, 8518715, 25556145]

約数ペア:

[(1, 25556145), (3, 8518715), (5, 5111229), (15, 1703743), (59, 433155), (67, 381435), (177, 144385), (201, 127145), (295, 86631), (335, 76287), (431, 59295), (885, 28877), (1005, 25429), (1293, 19765), (2155, 11859), (3953, 6465)]