28135647

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{45307}}^1$

素因数の和:45339

約数の個数: 16

約数和(自身を含む): 43495680

約数和(自身を除く): 15360033

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 45307, 135921, 407763, 1042061, 1223289, 3126183, 9378549, 28135647]

約数ペア:

[(1, 28135647), (3, 9378549), (9, 3126183), (23, 1223289), (27, 1042061), (69, 407763), (207, 135921), (621, 45307)]