395420115

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{2099}}^1$

素因数の和:2787

約数の個数: 32

約数和(自身を含む): 667296000

約数和(自身を除く): 271875885

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 661, 1983, 2099, 3305, 6297, 9915, 10495, 12559, 31485, 37677, 39881, 62795, 119643, 188385, 199405, 598215, 1387439, 4162317, 6937195, 20811585, 26361341, 79084023, 131806705, 395420115]

約数ペア:

[(1, 395420115), (3, 131806705), (5, 79084023), (15, 26361341), (19, 20811585), (57, 6937195), (95, 4162317), (285, 1387439), (661, 598215), (1983, 199405), (2099, 188385), (3305, 119643), (6297, 62795), (9915, 39881), (10495, 37677), (12559, 31485)]