397394721

素因数分解:

$3^3\times {\mathrm{569}}^1\times {\mathrm{25867}}^1$

素因数の和:26445

約数の個数: 16

約数和(自身を含む): 589790400

約数和(自身を除く): 192395679

約数列:

[1, 3, 9, 27, 569, 1707, 5121, 15363, 25867, 77601, 232803, 698409, 14718323, 44154969, 132464907, 397394721]

約数ペア:

[(1, 397394721), (3, 132464907), (9, 44154969), (27, 14718323), (569, 698409), (1707, 232803), (5121, 77601), (15363, 25867)]