128629578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{643}}^1$

素因数の和:1099

約数の個数: 64

約数和(自身を含む): 321979392

約数和(自身を除く): 193349814

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 433, 462, 643, 866, 1286, 1299, 1929, 2598, 3031, 3858, 4501, 4763, 6062, 7073, 9002, 9093, 9526, 13503, 14146, 14289, 18186, 21219, 27006, 28578, 33341, 42438, 49511, 66682, 99022, 100023, 148533, 200046, 278419, 297066, 556838, 835257, 1670514, 1948933, 3062609, 3897866, 5846799, 6125218, 9187827, 11693598, 18375654, 21438263, 42876526, 64314789, 128629578]

約数ペア:

[(1, 128629578), (2, 64314789), (3, 42876526), (6, 21438263), (7, 18375654), (11, 11693598), (14, 9187827), (21, 6125218), (22, 5846799), (33, 3897866), (42, 3062609), (66, 1948933), (77, 1670514), (154, 835257), (231, 556838), (433, 297066), (462, 278419), (643, 200046), (866, 148533), (1286, 100023), (1299, 99022), (1929, 66682), (2598, 49511), (3031, 42438), (3858, 33341), (4501, 28578), (4763, 27006), (6062, 21219), (7073, 18186), (9002, 14289), (9093, 14146), (9526, 13503)]