262353

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:85

約数の個数: 24

約数和(自身を含む): 444864

約数和(自身を除く): 182511

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 961, 1209, 2821, 2883, 6727, 8463, 12493, 20181, 37479, 87451, 262353]

約数ペア:

[(1, 262353), (3, 87451), (7, 37479), (13, 20181), (21, 12493), (31, 8463), (39, 6727), (91, 2883), (93, 2821), (217, 1209), (273, 961), (403, 651)]