280352445

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{142673}}^1$

素因数の和:142812

約数の個数: 16

約数和(自身を含む): 451991232

約数和(自身を除く): 171638787

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 142673, 428019, 713365, 2140095, 18690163, 56070489, 93450815, 280352445]

約数ペア:

[(1, 280352445), (3, 93450815), (5, 56070489), (15, 18690163), (131, 2140095), (393, 713365), (655, 428019), (1965, 142673)]