12456647

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1283}}^1$

素因数の和:1382

約数の個数: 16

約数和(自身を含む): 15202560

約数和(自身を除く): 2745913

約数列:

[1, 7, 19, 73, 133, 511, 1283, 1387, 8981, 9709, 24377, 93659, 170639, 655613, 1779521, 12456647]

約数ペア:

[(1, 12456647), (7, 1779521), (19, 655613), (73, 170639), (133, 93659), (511, 24377), (1283, 9709), (1387, 8981)]