661115394

素因数分解:

$2^1\times 3^2\times {\mathrm{457}}^1\times {\mathrm{80369}}^1$

素因数の和:80834

約数の個数: 24

約数和(自身を含む): 1435568940

約数和(自身を除く): 774453546

約数列:

[1, 2, 3, 6, 9, 18, 457, 914, 1371, 2742, 4113, 8226, 80369, 160738, 241107, 482214, 723321, 1446642, 36728633, 73457266, 110185899, 220371798, 330557697, 661115394]

約数ペア:

[(1, 661115394), (2, 330557697), (3, 220371798), (6, 110185899), (9, 73457266), (18, 36728633), (457, 1446642), (914, 723321), (1371, 482214), (2742, 241107), (4113, 160738), (8226, 80369)]