54687215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2543}}^1$

素因数の和:2599

約数の個数: 32

約数和(自身を含む): 79128576

約数和(自身を除く): 24441361

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 935, 1265, 1955, 2543, 4301, 12715, 21505, 27973, 43231, 58489, 139865, 216155, 292445, 475541, 643379, 994313, 2377705, 3216895, 4971565, 10937443, 54687215]

約数ペア:

[(1, 54687215), (5, 10937443), (11, 4971565), (17, 3216895), (23, 2377705), (55, 994313), (85, 643379), (115, 475541), (187, 292445), (253, 216155), (391, 139865), (935, 58489), (1265, 43231), (1955, 27973), (2543, 21505), (4301, 12715)]