56721483

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{69257}}^1$

素因数の和:69283

約数の個数: 24

約数和(自身を含む): 100839648

約数和(自身を除く): 44118165

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 69257, 207771, 484799, 623313, 900341, 1454397, 2701023, 4363191, 6302387, 8103069, 18907161, 56721483]

約数ペア:

[(1, 56721483), (3, 18907161), (7, 8103069), (9, 6302387), (13, 4363191), (21, 2701023), (39, 1454397), (63, 900341), (91, 623313), (117, 484799), (273, 207771), (819, 69257)]