291212152479

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{53659877}}^1$

素因数の和:53659956

約数の個数: 20

約数和(自身を含む): 441513476184

約数和(自身を除く): 150301323705

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 53659877, 160979631, 482938893, 1448816679, 3595211759, 4346450037, 10785635277, 32356905831, 97070717493, 291212152479]

約数ペア:

[(1, 291212152479), (3, 97070717493), (9, 32356905831), (27, 10785635277), (67, 4346450037), (81, 3595211759), (201, 1448816679), (603, 482938893), (1809, 160979631), (5427, 53659877)]