28275947

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10331}}^1$

素因数の和:10378

約数の個数: 16

約数和(自身を含む): 35707392

約数和(自身を除く): 7431445

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 10331, 72317, 175627, 237613, 1229389, 1663291, 4039421, 28275947]

約数ペア:

[(1, 28275947), (7, 4039421), (17, 1663291), (23, 1229389), (119, 237613), (161, 175627), (391, 72317), (2737, 10331)]