2015856855

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{16573}}^1$

素因数の和:16657

約数の個数: 64

約数和(自身を含む): 3866382720

約数和(自身を除く): 1850525865

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 53, 85, 135, 153, 159, 255, 265, 459, 477, 765, 795, 901, 1431, 2295, 2385, 2703, 4505, 7155, 8109, 13515, 16573, 24327, 40545, 49719, 82865, 121635, 149157, 248595, 281741, 447471, 745785, 845223, 878369, 1408705, 2237355, 2535669, 2635107, 4226115, 4391845, 7607007, 7905321, 12678345, 13175535, 14932273, 23715963, 38035035, 39526605, 44796819, 74661365, 118579815, 134390457, 223984095, 403171371, 671952285, 2015856855]

約数ペア:

[(1, 2015856855), (3, 671952285), (5, 403171371), (9, 223984095), (15, 134390457), (17, 118579815), (27, 74661365), (45, 44796819), (51, 39526605), (53, 38035035), (85, 23715963), (135, 14932273), (153, 13175535), (159, 12678345), (255, 7905321), (265, 7607007), (459, 4391845), (477, 4226115), (765, 2635107), (795, 2535669), (901, 2237355), (1431, 1408705), (2295, 878369), (2385, 845223), (2703, 745785), (4505, 447471), (7155, 281741), (8109, 248595), (13515, 149157), (16573, 121635), (24327, 82865), (40545, 49719)]