1380493845

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{154159}}^1$

素因数の和:154369

約数の個数: 24

約数和(自身を含む): 2404896000

約数和(自身を除く): 1024402155

約数列:

[1, 3, 5, 9, 15, 45, 199, 597, 995, 1791, 2985, 8955, 154159, 462477, 770795, 1387431, 2312385, 6937155, 30677641, 92032923, 153388205, 276098769, 460164615, 1380493845]

約数ペア:

[(1, 1380493845), (3, 460164615), (5, 276098769), (9, 153388205), (15, 92032923), (45, 30677641), (199, 6937155), (597, 2312385), (995, 1387431), (1791, 770795), (2985, 462477), (8955, 154159)]