28189587

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10429}}^1$

素因数の和:10502

約数の個数: 16

約数和(自身を含む): 40551840

約数和(自身を除く): 12362253

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 10429, 31287, 177293, 531879, 552737, 1658211, 9396529, 28189587]

約数ペア:

[(1, 28189587), (3, 9396529), (17, 1658211), (51, 552737), (53, 531879), (159, 177293), (901, 31287), (2703, 10429)]