2570841

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 4740736

約数和(自身を除く): 2169895

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 73, 91, 117, 129, 219, 273, 301, 387, 511, 559, 657, 819, 903, 949, 1533, 1677, 2709, 2847, 3139, 3913, 4599, 5031, 6643, 8541, 9417, 11739, 19929, 21973, 28251, 35217, 40807, 59787, 65919, 122421, 197757, 285649, 367263, 856947, 2570841]

約数ペア:

[(1, 2570841), (3, 856947), (7, 367263), (9, 285649), (13, 197757), (21, 122421), (39, 65919), (43, 59787), (63, 40807), (73, 35217), (91, 28251), (117, 21973), (129, 19929), (219, 11739), (273, 9417), (301, 8541), (387, 6643), (511, 5031), (559, 4599), (657, 3913), (819, 3139), (903, 2847), (949, 2709), (1533, 1677)]