74728719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37571}}^1$

素因数の和:37607

約数の個数: 24

約数和(自身を含む): 123085872

約数和(自身を除く): 48357153

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 37571, 112713, 338139, 488423, 638707, 1465269, 1916121, 4395807, 5748363, 8303191, 24909573, 74728719]

約数ペア:

[(1, 74728719), (3, 24909573), (9, 8303191), (13, 5748363), (17, 4395807), (39, 1916121), (51, 1465269), (117, 638707), (153, 488423), (221, 338139), (663, 112713), (1989, 37571)]