2554189

素因数分解:

${\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 16

約数和(自身を含む): 2986560

約数和(自身を除く): 432371

約数列:

[1, 11, 19, 101, 121, 209, 1111, 1331, 1919, 2299, 12221, 21109, 25289, 134431, 232199, 2554189]

約数ペア:

[(1, 2554189), (11, 232199), (19, 134431), (101, 25289), (121, 21109), (209, 12221), (1111, 2299), (1331, 1919)]