28768743

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 45489600

約数和(自身を除く): 16720857

約数列:

[1, 3, 9, 17, 27, 51, 153, 233, 269, 459, 699, 807, 2097, 2421, 3961, 4573, 6291, 7263, 11883, 13719, 35649, 41157, 62677, 106947, 123471, 188031, 564093, 1065509, 1692279, 3196527, 9589581, 28768743]

約数ペア:

[(1, 28768743), (3, 9589581), (9, 3196527), (17, 1692279), (27, 1065509), (51, 564093), (153, 188031), (233, 123471), (269, 106947), (459, 62677), (699, 41157), (807, 35649), (2097, 13719), (2421, 11883), (3961, 7263), (4573, 6291)]