31461339

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6779}}^1$

素因数の和:6819

約数の個数: 32

約数和(自身を含む): 54673920

約数和(自身を除く): 23212581

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 6779, 20337, 47453, 88127, 115243, 142359, 264381, 345729, 616889, 806701, 1498159, 1850667, 2420103, 4494477, 10487113, 31461339]

約数ペア:

[(1, 31461339), (3, 10487113), (7, 4494477), (13, 2420103), (17, 1850667), (21, 1498159), (39, 806701), (51, 616889), (91, 345729), (119, 264381), (221, 142359), (273, 115243), (357, 88127), (663, 47453), (1547, 20337), (4641, 6779)]