77491977

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{1153}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 106020288

約数和(自身を除く): 28528311

約数列:

[1, 3, 43, 129, 521, 1153, 1563, 3459, 22403, 49579, 67209, 148737, 600713, 1802139, 25830659, 77491977]

約数ペア:

[(1, 77491977), (3, 25830659), (43, 1802139), (129, 600713), (521, 148737), (1153, 67209), (1563, 49579), (3459, 22403)]