308331471

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{683}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 497798784

約数和(自身を除く): 189467313

約数列:

[1, 3, 7, 21, 37, 49, 83, 111, 147, 249, 259, 581, 683, 777, 1743, 1813, 2049, 3071, 4067, 4781, 5439, 9213, 12201, 14343, 21497, 25271, 33467, 56689, 64491, 75813, 100401, 150479, 170067, 176897, 396823, 451437, 530691, 1190469, 1238279, 2097493, 2777761, 3714837, 6292479, 8333283, 14682451, 44047353, 102777157, 308331471]

約数ペア:

[(1, 308331471), (3, 102777157), (7, 44047353), (21, 14682451), (37, 8333283), (49, 6292479), (83, 3714837), (111, 2777761), (147, 2097493), (249, 1238279), (259, 1190469), (581, 530691), (683, 451437), (777, 396823), (1743, 176897), (1813, 170067), (2049, 150479), (3071, 100401), (4067, 75813), (4781, 64491), (5439, 56689), (9213, 33467), (12201, 25271), (14343, 21497)]