389401345

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{22699}}^1$

素因数の和:22824

約数の個数: 16

約数和(自身を含む): 483782400

約数和(自身を除く): 94381055

約数列:

[1, 5, 47, 73, 235, 365, 3431, 17155, 22699, 113495, 1066853, 1657027, 5334265, 8285135, 77880269, 389401345]

約数ペア:

[(1, 389401345), (5, 77880269), (47, 8285135), (73, 5334265), (235, 1657027), (365, 1066853), (3431, 113495), (17155, 22699)]