71878995

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9341}}^1$

素因数の和:9377

約数の個数: 40

約数和(自身を含む): 135645840

約数和(自身を除く): 63766845

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 9341, 28023, 46705, 84069, 140115, 177479, 252207, 420345, 532437, 756621, 887395, 1261035, 1597311, 2662185, 3783105, 4791933, 7986555, 14375799, 23959665, 71878995]

約数ペア:

[(1, 71878995), (3, 23959665), (5, 14375799), (9, 7986555), (15, 4791933), (19, 3783105), (27, 2662185), (45, 1597311), (57, 1261035), (81, 887395), (95, 756621), (135, 532437), (171, 420345), (285, 252207), (405, 177479), (513, 140115), (855, 84069), (1539, 46705), (2565, 28023), (7695, 9341)]