42788817

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{27803}}^1$

素因数の和:27834

約数の個数: 20

約数和(自身を含む): 67285680

約数和(自身を除く): 24496863

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 27803, 83409, 250227, 528257, 750681, 1584771, 2252043, 4754313, 14262939, 42788817]

約数ペア:

[(1, 42788817), (3, 14262939), (9, 4754313), (19, 2252043), (27, 1584771), (57, 750681), (81, 528257), (171, 250227), (513, 83409), (1539, 27803)]