201668085

素因数分解:

$3^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{5419}}^1$

素因数の和:6257

約数の個数: 24

約数和(自身を含む): 350045280

約数和(自身を除く): 148377195

約数列:

[1, 3, 5, 9, 15, 45, 827, 2481, 4135, 5419, 7443, 12405, 16257, 27095, 37215, 48771, 81285, 243855, 4481513, 13444539, 22407565, 40333617, 67222695, 201668085]

約数ペア:

[(1, 201668085), (3, 67222695), (5, 40333617), (9, 22407565), (15, 13444539), (45, 4481513), (827, 243855), (2481, 81285), (4135, 48771), (5419, 37215), (7443, 27095), (12405, 16257)]