156971451

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{82141}}^1$

素因数の和:82171

約数の個数: 24

約数和(自身を含む): 262197264

約数和(自身を除く): 105225813

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 82141, 246423, 574987, 1067833, 1724961, 3203499, 4024909, 7474831, 12074727, 22424493, 52323817, 156971451]

約数ペア:

[(1, 156971451), (3, 52323817), (7, 22424493), (13, 12074727), (21, 7474831), (39, 4024909), (49, 3203499), (91, 1724961), (147, 1067833), (273, 574987), (637, 246423), (1911, 82141)]