25087779

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 14310621

約数列:

[1, 3, 9, 23, 27, 69, 71, 207, 213, 569, 621, 639, 1633, 1707, 1917, 4899, 5121, 13087, 14697, 15363, 39261, 40399, 44091, 117783, 121197, 353349, 363591, 929177, 1090773, 2787531, 8362593, 25087779]

約数ペア:

[(1, 25087779), (3, 8362593), (9, 2787531), (23, 1090773), (27, 929177), (69, 363591), (71, 353349), (207, 121197), (213, 117783), (569, 44091), (621, 40399), (639, 39261), (1633, 15363), (1707, 14697), (1917, 13087), (4899, 5121)]