86990355

素因数分解:

$3^5\times 5^1\times {\mathrm{71597}}^1$

素因数の和:71617

約数の個数: 24

約数和(自身を含む): 156370032

約数和(自身を除く): 69379677

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 71597, 214791, 357985, 644373, 1073955, 1933119, 3221865, 5799357, 9665595, 17398071, 28996785, 86990355]

約数ペア:

[(1, 86990355), (3, 28996785), (5, 17398071), (9, 9665595), (15, 5799357), (27, 3221865), (45, 1933119), (81, 1073955), (135, 644373), (243, 357985), (405, 214791), (1215, 71597)]