53928721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 72142848

約数和(自身を除く): 18214127

約数列:

[1, 7, 11, 23, 37, 77, 161, 253, 259, 407, 823, 851, 1771, 2849, 5761, 5957, 9053, 9361, 18929, 30451, 63371, 65527, 132503, 208219, 213157, 334961, 700373, 1457533, 2344727, 4902611, 7704103, 53928721]

約数ペア:

[(1, 53928721), (7, 7704103), (11, 4902611), (23, 2344727), (37, 1457533), (77, 700373), (161, 334961), (253, 213157), (259, 208219), (407, 132503), (823, 65527), (851, 63371), (1771, 30451), (2849, 18929), (5761, 9361), (5957, 9053)]