55222155

素因数分解:

$3^4\times 5^1\times {\mathrm{136351}}^1$

素因数の和:136368

約数の個数: 20

約数和(自身を含む): 98991552

約数和(自身を除く): 43769397

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 136351, 409053, 681755, 1227159, 2045265, 3681477, 6135795, 11044431, 18407385, 55222155]

約数ペア:

[(1, 55222155), (3, 18407385), (5, 11044431), (9, 6135795), (15, 3681477), (27, 2045265), (45, 1227159), (81, 681755), (135, 409053), (405, 136351)]