425655

素因数分解:

$3^4\times 5^1\times {\mathrm{1051}}^1$

素因数の和:1068

約数の個数: 20

約数和(自身を含む): 763752

約数和(自身を除く): 338097

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1051, 3153, 5255, 9459, 15765, 28377, 47295, 85131, 141885, 425655]

約数ペア:

[(1, 425655), (3, 141885), (5, 85131), (9, 47295), (15, 28377), (27, 15765), (45, 9459), (81, 5255), (135, 3153), (405, 1051)]