78317385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{733}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 133176960

約数和(自身を除く): 54859575

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 419, 733, 1257, 2095, 2199, 3665, 6285, 7123, 10995, 12461, 21369, 35615, 37383, 62305, 106845, 186915, 307127, 921381, 1535635, 4606905, 5221159, 15663477, 26105795, 78317385]

約数ペア:

[(1, 78317385), (3, 26105795), (5, 15663477), (15, 5221159), (17, 4606905), (51, 1535635), (85, 921381), (255, 307127), (419, 186915), (733, 106845), (1257, 62305), (2095, 37383), (2199, 35615), (3665, 21369), (6285, 12461), (7123, 10995)]