81068154

素因数分解:

$2^1\times 3^1\times {\mathrm{643}}^1\times {\mathrm{21013}}^1$

素因数の和:21661

約数の個数: 16

約数和(自身を含む): 162396192

約数和(自身を除く): 81328038

約数列:

[1, 2, 3, 6, 643, 1286, 1929, 3858, 21013, 42026, 63039, 126078, 13511359, 27022718, 40534077, 81068154]

約数ペア:

[(1, 81068154), (2, 40534077), (3, 27022718), (6, 13511359), (643, 126078), (1286, 63039), (1929, 42026), (3858, 21013)]