489867831

素因数分解:

$3^5\times {\mathrm{139}}^1\times {\mathrm{14503}}^1$

素因数の和:14657

約数の個数: 24

約数和(自身を含む): 739123840

約数和(自身を除く): 249256009

約数列:

[1, 3, 9, 27, 81, 139, 243, 417, 1251, 3753, 11259, 14503, 33777, 43509, 130527, 391581, 1174743, 2015917, 3524229, 6047751, 18143253, 54429759, 163289277, 489867831]

約数ペア:

[(1, 489867831), (3, 163289277), (9, 54429759), (27, 18143253), (81, 6047751), (139, 3524229), (243, 2015917), (417, 1174743), (1251, 391581), (3753, 130527), (11259, 43509), (14503, 33777)]