1222299

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 1968512

約数和(自身を除く): 746213

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 337, 403, 1011, 1209, 3033, 3627, 4381, 10447, 13143, 31341, 39429, 94023, 135811, 407433, 1222299]

約数ペア:

[(1, 1222299), (3, 407433), (9, 135811), (13, 94023), (31, 39429), (39, 31341), (93, 13143), (117, 10447), (279, 4381), (337, 3627), (403, 3033), (1011, 1209)]