1213303

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 16

約数和(自身を含む): 1523200

約数和(自身を除く): 309897

約数列:

[1, 7, 13, 67, 91, 199, 469, 871, 1393, 2587, 6097, 13333, 18109, 93331, 173329, 1213303]

約数ペア:

[(1, 1213303), (7, 173329), (13, 93331), (67, 18109), (91, 13333), (199, 6097), (469, 2587), (871, 1393)]