171085257

素因数分解:

$3^3\times 7^1\times {\mathrm{905213}}^1$

素因数の和:905229

約数の個数: 16

約数和(自身を含む): 289668480

約数和(自身を除く): 118583223

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 905213, 2715639, 6336491, 8146917, 19009473, 24440751, 57028419, 171085257]

約数ペア:

[(1, 171085257), (3, 57028419), (7, 24440751), (9, 19009473), (21, 8146917), (27, 6336491), (63, 2715639), (189, 905213)]