25768197

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 46545408

約数和(自身を除く): 20777211

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 73, 91, 117, 219, 273, 431, 511, 657, 819, 949, 1293, 1533, 2847, 3017, 3879, 4599, 5603, 6643, 8541, 9051, 16809, 19929, 27153, 31463, 39221, 50427, 59787, 94389, 117663, 220241, 283167, 352989, 409019, 660723, 1227057, 1982169, 2863133, 3681171, 8589399, 25768197]

約数ペア:

[(1, 25768197), (3, 8589399), (7, 3681171), (9, 2863133), (13, 1982169), (21, 1227057), (39, 660723), (63, 409019), (73, 352989), (91, 283167), (117, 220241), (219, 117663), (273, 94389), (431, 59787), (511, 50427), (657, 39221), (819, 31463), (949, 27153), (1293, 19929), (1533, 16809), (2847, 9051), (3017, 8541), (3879, 6643), (4599, 5603)]