225105

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 369600

約数和(自身を除く): 144495

約数列:

[1, 3, 5, 15, 43, 129, 215, 349, 645, 1047, 1745, 5235, 15007, 45021, 75035, 225105]

約数ペア:

[(1, 225105), (3, 75035), (5, 45021), (15, 15007), (43, 5235), (129, 1745), (215, 1047), (349, 645)]