1215665971

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{43313}}^1$

素因数の和:43470

約数の個数: 16

約数和(自身を含む): 1397136384

約数和(自身を除く): 181470413

約数列:

[1, 13, 17, 127, 221, 1651, 2159, 28067, 43313, 563069, 736321, 5500751, 9572173, 71509763, 93512767, 1215665971]

約数ペア:

[(1, 1215665971), (13, 93512767), (17, 71509763), (127, 9572173), (221, 5500751), (1651, 736321), (2159, 563069), (28067, 43313)]