25068447

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{1571}}^1$

素因数の和:1780

約数の個数: 20

約数和(自身を含む): 37661976

約数和(自身を除く): 12593529

約数列:

[1, 3, 9, 27, 81, 197, 591, 1571, 1773, 4713, 5319, 14139, 15957, 42417, 127251, 309487, 928461, 2785383, 8356149, 25068447]

約数ペア:

[(1, 25068447), (3, 8356149), (9, 2785383), (27, 928461), (81, 309487), (197, 127251), (591, 42417), (1571, 15957), (1773, 14139), (4713, 5319)]