31179411

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{22643}}^1$

素因数の和:22672

約数の個数: 20

約数和(自身を含む): 49318632

約数和(自身を除く): 18139221

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 22643, 67929, 203787, 384931, 611361, 1154793, 1834083, 3464379, 10393137, 31179411]

約数ペア:

[(1, 31179411), (3, 10393137), (9, 3464379), (17, 1834083), (27, 1154793), (51, 611361), (81, 384931), (153, 203787), (459, 67929), (1377, 22643)]