331393307

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 402336000

約数和(自身を除く): 70942693

約数列:

[1, 7, 19, 133, 199, 361, 659, 1393, 2527, 3781, 4613, 12521, 26467, 71839, 87647, 131141, 237899, 502873, 917987, 1665293, 2491679, 17441753, 47341901, 331393307]

約数ペア:

[(1, 331393307), (7, 47341901), (19, 17441753), (133, 2491679), (199, 1665293), (361, 917987), (659, 502873), (1393, 237899), (2527, 131141), (3781, 87647), (4613, 71839), (12521, 26467)]