2161227

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1418

約数の個数: 16

約数和(自身を含む): 3151872

約数和(自身を除く): 990645

約数列:

[1, 3, 17, 31, 51, 93, 527, 1367, 1581, 4101, 23239, 42377, 69717, 127131, 720409, 2161227]

約数ペア:

[(1, 2161227), (3, 720409), (17, 127131), (31, 69717), (51, 42377), (93, 23239), (527, 4101), (1367, 1581)]