28142568

素因数分解:

$2^3\times 3^2\times {\mathrm{390869}}^1$

素因数の和:390881

約数の個数: 24

約数和(自身を含む): 76219650

約数和(自身を除く): 48077082

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 390869, 781738, 1172607, 1563476, 2345214, 3126952, 3517821, 4690428, 7035642, 9380856, 14071284, 28142568]

約数ペア:

[(1, 28142568), (2, 14071284), (3, 9380856), (4, 7035642), (6, 4690428), (8, 3517821), (9, 3126952), (12, 2345214), (18, 1563476), (24, 1172607), (36, 781738), (72, 390869)]