7420221

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{6703}}^1$

素因数の和:6753

約数の個数: 16

約数和(自身を含む): 11262720

約数和(自身を除く): 3842499

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 6703, 20109, 60327, 180981, 274823, 824469, 2473407, 7420221]

約数ペア:

[(1, 7420221), (3, 2473407), (9, 824469), (27, 274823), (41, 180981), (123, 60327), (369, 20109), (1107, 6703)]