81305535

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{115327}}^1$

素因数の和:115382

約数の個数: 16

約数和(自身を含む): 132857856

約数和(自身を除く): 51552321

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 115327, 345981, 576635, 1729905, 5420369, 16261107, 27101845, 81305535]

約数ペア:

[(1, 81305535), (3, 27101845), (5, 16261107), (15, 5420369), (47, 1729905), (141, 576635), (235, 345981), (705, 115327)]