252187815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{2377}}^1$

素因数の和:3039

約数の個数: 32

約数和(自身を含む): 441052416

約数和(自身を除く): 188864601

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 643, 1929, 2377, 3215, 7073, 7131, 9645, 11885, 21219, 26147, 35365, 35655, 78441, 106095, 130735, 392205, 1528411, 4585233, 7642055, 16812521, 22926165, 50437563, 84062605, 252187815]

約数ペア:

[(1, 252187815), (3, 84062605), (5, 50437563), (11, 22926165), (15, 16812521), (33, 7642055), (55, 4585233), (165, 1528411), (643, 392205), (1929, 130735), (2377, 106095), (3215, 78441), (7073, 35655), (7131, 35365), (9645, 26147), (11885, 21219)]