339291285

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{22871}}^1$

素因数の和:22945

約数の個数: 32

約数和(自身を含む): 579667968

約数和(自身を除く): 240376683

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2967, 4945, 14835, 22871, 68613, 114355, 343065, 526033, 983453, 1578099, 2630165, 2950359, 4917265, 7890495, 14751795, 22619419, 67858257, 113097095, 339291285]

約数ペア:

[(1, 339291285), (3, 113097095), (5, 67858257), (15, 22619419), (23, 14751795), (43, 7890495), (69, 4917265), (115, 2950359), (129, 2630165), (215, 1578099), (345, 983453), (645, 526033), (989, 343065), (2967, 114355), (4945, 68613), (14835, 22871)]