55783485

素因数分解:

$3^4\times 5^1\times {\mathrm{137737}}^1$

素因数の和:137754

約数の個数: 20

約数和(自身を含む): 99997788

約数和(自身を除く): 44214303

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 137737, 413211, 688685, 1239633, 2066055, 3718899, 6198165, 11156697, 18594495, 55783485]

約数ペア:

[(1, 55783485), (3, 18594495), (5, 11156697), (9, 6198165), (15, 3718899), (27, 2066055), (45, 1239633), (81, 688685), (135, 413211), (405, 137737)]