2017747459

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{27751}}^1$

素因数の和:27835

約数の個数: 32

約数和(自身を含む): 2685505536

約数和(自身を除く): 667758077

約数列:

[1, 7, 13, 17, 47, 91, 119, 221, 329, 611, 799, 1547, 4277, 5593, 10387, 27751, 72709, 194257, 360763, 471767, 1304297, 2525341, 3302369, 6132971, 9130079, 16955861, 22173049, 42930797, 118691027, 155211343, 288249637, 2017747459]

約数ペア:

[(1, 2017747459), (7, 288249637), (13, 155211343), (17, 118691027), (47, 42930797), (91, 22173049), (119, 16955861), (221, 9130079), (329, 6132971), (611, 3302369), (799, 2525341), (1547, 1304297), (4277, 471767), (5593, 360763), (10387, 194257), (27751, 72709)]