64042893

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 104569920

約数和(自身を除く): 40527027

約数列:

[1, 3, 9, 17, 27, 37, 51, 81, 111, 153, 243, 333, 419, 459, 629, 999, 1257, 1377, 1887, 2997, 3771, 4131, 5661, 7123, 8991, 11313, 15503, 16983, 21369, 33939, 46509, 50949, 64107, 101817, 139527, 152847, 192321, 263551, 418581, 576963, 790653, 1255743, 1730889, 2371959, 3767229, 7115877, 21347631, 64042893]

約数ペア:

[(1, 64042893), (3, 21347631), (9, 7115877), (17, 3767229), (27, 2371959), (37, 1730889), (51, 1255743), (81, 790653), (111, 576963), (153, 418581), (243, 263551), (333, 192321), (419, 152847), (459, 139527), (629, 101817), (999, 64107), (1257, 50949), (1377, 46509), (1887, 33939), (2997, 21369), (3771, 16983), (4131, 15503), (5661, 11313), (7123, 8991)]