12456738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{907}}^1$

素因数の和:1031

約数の個数: 48

約数和(自身を含む): 31162560

約数和(自身を除く): 18705822

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 218, 327, 654, 763, 907, 981, 1526, 1814, 1962, 2289, 2721, 4578, 5442, 6349, 6867, 8163, 12698, 13734, 16326, 19047, 38094, 57141, 98863, 114282, 197726, 296589, 593178, 692041, 889767, 1384082, 1779534, 2076123, 4152246, 6228369, 12456738]

約数ペア:

[(1, 12456738), (2, 6228369), (3, 4152246), (6, 2076123), (7, 1779534), (9, 1384082), (14, 889767), (18, 692041), (21, 593178), (42, 296589), (63, 197726), (109, 114282), (126, 98863), (218, 57141), (327, 38094), (654, 19047), (763, 16326), (907, 13734), (981, 12698), (1526, 8163), (1814, 6867), (1962, 6349), (2289, 5442), (2721, 4578)]