78313959

素因数分解:

$3^4\times {\mathrm{617}}^1\times {\mathrm{1567}}^1$

素因数の和:2196

約数の個数: 20

約数和(自身を含む): 117251904

約数和(自身を除く): 38937945

約数列:

[1, 3, 9, 27, 81, 617, 1567, 1851, 4701, 5553, 14103, 16659, 42309, 49977, 126927, 966839, 2900517, 8701551, 26104653, 78313959]

約数ペア:

[(1, 78313959), (3, 26104653), (9, 8701551), (27, 2900517), (81, 966839), (617, 126927), (1567, 49977), (1851, 42309), (4701, 16659), (5553, 14103)]