390686073

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{173}}^1\times {\mathrm{1423}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 548080512

約数和(自身を除く): 157394439

約数列:

[1, 3, 23, 69, 173, 519, 529, 1423, 1587, 3979, 4269, 11937, 32729, 91517, 98187, 246179, 274551, 738537, 752767, 2258301, 5662117, 16986351, 130228691, 390686073]

約数ペア:

[(1, 390686073), (3, 130228691), (23, 16986351), (69, 5662117), (173, 2258301), (519, 752767), (529, 738537), (1423, 274551), (1587, 246179), (3979, 98187), (4269, 91517), (11937, 32729)]