3856005

素因数分解:

$3^4\times 5^1\times {\mathrm{9521}}^1$

素因数の和:9538

約数の個数: 20

約数和(自身を含む): 6912972

約数和(自身を除く): 3056967

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 9521, 28563, 47605, 85689, 142815, 257067, 428445, 771201, 1285335, 3856005]

約数ペア:

[(1, 3856005), (3, 1285335), (5, 771201), (9, 428445), (15, 257067), (27, 142815), (45, 85689), (81, 47605), (135, 28563), (405, 9521)]