13781537

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 17696448

約数和(自身を除く): 3914911

約数列:

[1, 7, 11, 53, 77, 121, 307, 371, 583, 847, 2149, 3377, 4081, 6413, 16271, 23639, 37147, 44891, 113897, 178981, 260029, 1252867, 1968791, 13781537]

約数ペア:

[(1, 13781537), (7, 1968791), (11, 1252867), (53, 260029), (77, 178981), (121, 113897), (307, 44891), (371, 37147), (583, 23639), (847, 16271), (2149, 6413), (3377, 4081)]