78146787

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1\times {\mathrm{677}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 105605280

約数和(自身を除く): 27458493

約数列:

[1, 3, 109, 327, 353, 677, 1059, 2031, 38477, 73793, 115431, 221379, 238981, 716943, 26048929, 78146787]

約数ペア:

[(1, 78146787), (3, 26048929), (109, 716943), (327, 238981), (353, 221379), (677, 115431), (1059, 73793), (2031, 38477)]