20140393

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 26901504

約数和(自身を除く): 6761111

約数列:

[1, 7, 13, 17, 47, 91, 119, 221, 277, 329, 611, 799, 1547, 1939, 3601, 4277, 4709, 5593, 10387, 13019, 25207, 32963, 61217, 72709, 91133, 169247, 221323, 428519, 1184729, 1549261, 2877199, 20140393]

約数ペア:

[(1, 20140393), (7, 2877199), (13, 1549261), (17, 1184729), (47, 428519), (91, 221323), (119, 169247), (221, 91133), (277, 72709), (329, 61217), (611, 32963), (799, 25207), (1547, 13019), (1939, 10387), (3601, 5593), (4277, 4709)]