1266639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 1862784

約数和(自身を除く): 596145

約数列:

[1, 3, 11, 33, 131, 293, 393, 879, 1441, 3223, 4323, 9669, 38383, 115149, 422213, 1266639]

約数ペア:

[(1, 1266639), (3, 422213), (11, 115149), (33, 38383), (131, 9669), (293, 4323), (393, 3223), (879, 1441)]