25978455

素因数分解:

$3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{967}}^1$

素因数の和:1180

約数の個数: 32

約数和(自身を含む): 46464000

約数和(自身を除く): 20485545

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 199, 597, 967, 995, 1791, 2901, 2985, 4835, 5373, 8703, 8955, 14505, 26109, 26865, 43515, 130545, 192433, 577299, 962165, 1731897, 2886495, 5195691, 8659485, 25978455]

約数ペア:

[(1, 25978455), (3, 8659485), (5, 5195691), (9, 2886495), (15, 1731897), (27, 962165), (45, 577299), (135, 192433), (199, 130545), (597, 43515), (967, 26865), (995, 26109), (1791, 14505), (2901, 8955), (2985, 8703), (4835, 5373)]