51021817

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 66919680

約数和(自身を除く): 15897863

約数列:

[1, 7, 11, 29, 73, 77, 203, 313, 319, 511, 803, 2117, 2191, 2233, 3443, 5621, 9077, 14819, 22849, 23287, 24101, 63539, 99847, 159943, 163009, 251339, 662621, 698929, 1759373, 4638347, 7288831, 51021817]

約数ペア:

[(1, 51021817), (7, 7288831), (11, 4638347), (29, 1759373), (73, 698929), (77, 662621), (203, 251339), (313, 163009), (319, 159943), (511, 99847), (803, 63539), (2117, 24101), (2191, 23287), (2233, 22849), (3443, 14819), (5621, 9077)]