91990689

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 152767296

約数和(自身を除く): 60776607

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 131, 147, 281, 357, 393, 833, 843, 917, 1967, 2227, 2499, 2751, 4777, 5901, 6419, 6681, 13769, 14331, 15589, 19257, 33439, 36811, 41307, 46767, 100317, 109123, 110433, 234073, 257677, 327369, 625787, 702219, 773031, 1803739, 1877361, 4380509, 5411217, 13141527, 30663563, 91990689]

約数ペア:

[(1, 91990689), (3, 30663563), (7, 13141527), (17, 5411217), (21, 4380509), (49, 1877361), (51, 1803739), (119, 773031), (131, 702219), (147, 625787), (281, 327369), (357, 257677), (393, 234073), (833, 110433), (843, 109123), (917, 100317), (1967, 46767), (2227, 41307), (2499, 36811), (2751, 33439), (4777, 19257), (5901, 15589), (6419, 14331), (6681, 13769)]