81118654

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{28909}}^1$

素因数の和:28995

約数の個数: 16

約数和(自身を含む): 129054240

約数和(自身を除く): 47935586

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 28909, 57818, 664907, 1329814, 1763449, 3526898, 40559327, 81118654]

約数ペア:

[(1, 81118654), (2, 40559327), (23, 3526898), (46, 1763449), (61, 1329814), (122, 664907), (1403, 57818), (2806, 28909)]