257964945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{2411}}^1$

素因数の和:3445

約数の個数: 32

約数和(自身を含む): 472366080

約数和(自身を除く): 214401135

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1019, 2411, 3057, 5095, 7133, 7233, 12055, 15285, 16877, 21399, 35665, 36165, 50631, 84385, 106995, 253155, 2456809, 7370427, 12284045, 17197663, 36852135, 51592989, 85988315, 257964945]

約数ペア:

[(1, 257964945), (3, 85988315), (5, 51592989), (7, 36852135), (15, 17197663), (21, 12284045), (35, 7370427), (105, 2456809), (1019, 253155), (2411, 106995), (3057, 84385), (5095, 50631), (7133, 36165), (7233, 35665), (12055, 21399), (15285, 16877)]