78902121

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{10687}}^1$

素因数の和:10820

約数の個数: 16

約数和(自身を含む): 110813184

約数和(自身を除く): 31911063

約数列:

[1, 3, 23, 69, 107, 321, 2461, 7383, 10687, 32061, 245801, 737403, 1143509, 3430527, 26300707, 78902121]

約数ペア:

[(1, 78902121), (3, 26300707), (23, 3430527), (69, 1143509), (107, 737403), (321, 245801), (2461, 32061), (7383, 10687)]