1998633

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7321}}^1$

素因数の和:7344

約数の個数: 16

約数和(自身を含む): 3280256

約数和(自身を除く): 1281623

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7321, 21963, 51247, 95173, 153741, 285519, 666211, 1998633]

約数ペア:

[(1, 1998633), (3, 666211), (7, 285519), (13, 153741), (21, 95173), (39, 51247), (91, 21963), (273, 7321)]