87778857

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1\times {\mathrm{821}}^1$

素因数の和:1208

約数の個数: 16

約数和(自身を含む): 118446912

約数和(自身を除く): 30668055

約数列:

[1, 3, 157, 227, 471, 681, 821, 2463, 35639, 106917, 128897, 186367, 386691, 559101, 29259619, 87778857]

約数ペア:

[(1, 87778857), (3, 29259619), (157, 559101), (227, 386691), (471, 186367), (681, 128897), (821, 106917), (2463, 35639)]