28437039

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8081}}^1$

素因数の和:8127

約数の個数: 24

約数和(自身を含む): 45388512

約数和(自身を除く): 16951473

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 8081, 24243, 72729, 137377, 185863, 412131, 557589, 1236393, 1672767, 3159671, 9479013, 28437039]

約数ペア:

[(1, 28437039), (3, 9479013), (9, 3159671), (17, 1672767), (23, 1236393), (51, 557589), (69, 412131), (153, 185863), (207, 137377), (391, 72729), (1173, 24243), (3519, 8081)]