321170031

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{392149}}^1$

素因数の和:392175

約数の個数: 24

約数和(自身を含む): 570970400

約数和(自身を除く): 249800369

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 392149, 1176447, 2745043, 3529341, 5097937, 8235129, 15293811, 24705387, 35685559, 45881433, 107056677, 321170031]

約数ペア:

[(1, 321170031), (3, 107056677), (7, 45881433), (9, 35685559), (13, 24705387), (21, 15293811), (39, 8235129), (63, 5097937), (91, 3529341), (117, 2745043), (273, 1176447), (819, 392149)]