858960693

素因数分解:

$3^4\times {\mathrm{569}}^1\times {\mathrm{18637}}^1$

素因数の和:19218

約数の個数: 20

約数和(自身を含む): 1285462860

約数和(自身を除く): 426502167

約数列:

[1, 3, 9, 27, 81, 569, 1707, 5121, 15363, 18637, 46089, 55911, 167733, 503199, 1509597, 10604453, 31813359, 95440077, 286320231, 858960693]

約数ペア:

[(1, 858960693), (3, 286320231), (9, 95440077), (27, 31813359), (81, 10604453), (569, 1509597), (1707, 503199), (5121, 167733), (15363, 55911), (18637, 46089)]