28359859

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{811}}^1$

素因数の和:867

約数の個数: 18

約数和(自身を含む): 33154772

約数和(自身を除く): 4794913

約数列:

[1, 11, 17, 121, 187, 289, 811, 2057, 3179, 8921, 13787, 34969, 98131, 151657, 234379, 1668227, 2578169, 28359859]

約数ペア:

[(1, 28359859), (11, 2578169), (17, 1668227), (121, 234379), (187, 151657), (289, 98131), (811, 34969), (2057, 13787), (3179, 8921)]