129640305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{613}}^2$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 216796608

約数和(自身を除く): 87156303

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 613, 1839, 3065, 9195, 14099, 42297, 70495, 211485, 375769, 1127307, 1878845, 5636535, 8642687, 25928061, 43213435, 129640305]

約数ペア:

[(1, 129640305), (3, 43213435), (5, 25928061), (15, 8642687), (23, 5636535), (69, 1878845), (115, 1127307), (345, 375769), (613, 211485), (1839, 70495), (3065, 42297), (9195, 14099)]