788992713

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{81097}}^1$

素因数の和:81173

約数の個数: 24

約数和(自身を含む): 1214523648

約数和(自身を除く): 425530935

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 81097, 243291, 729873, 1865231, 3811559, 5595693, 11434677, 16787079, 34304031, 87665857, 262997571, 788992713]

約数ペア:

[(1, 788992713), (3, 262997571), (9, 87665857), (23, 34304031), (47, 16787079), (69, 11434677), (141, 5595693), (207, 3811559), (423, 1865231), (1081, 729873), (3243, 243291), (9729, 81097)]