78814539

素因数分解:

$3^4\times {\mathrm{601}}^1\times {\mathrm{1619}}^1$

素因数の和:2232

約数の個数: 20

約数和(自身を含む): 118004040

約数和(自身を除く): 39189501

約数列:

[1, 3, 9, 27, 81, 601, 1619, 1803, 4857, 5409, 14571, 16227, 43713, 48681, 131139, 973019, 2919057, 8757171, 26271513, 78814539]

約数ペア:

[(1, 78814539), (3, 26271513), (9, 8757171), (27, 2919057), (81, 973019), (601, 131139), (1619, 48681), (1803, 43713), (4857, 16227), (5409, 14571)]