28811235

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{40867}}^1$

素因数の和:40922

約数の個数: 16

約数和(自身を含む): 47079936

約数和(自身を除く): 18268701

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 40867, 122601, 204335, 613005, 1920749, 5762247, 9603745, 28811235]

約数ペア:

[(1, 28811235), (3, 9603745), (5, 5762247), (15, 1920749), (47, 613005), (141, 204335), (235, 122601), (705, 40867)]