12345456

素因数分解:

$2^4\times 3^1\times {\mathrm{311}}^1\times {\mathrm{827}}^1$

素因数の和:1149

約数の個数: 40

約数和(自身を含む): 32033664

約数和(自身を除く): 19688208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 311, 622, 827, 933, 1244, 1654, 1866, 2481, 2488, 3308, 3732, 4962, 4976, 6616, 7464, 9924, 13232, 14928, 19848, 39696, 257197, 514394, 771591, 1028788, 1543182, 2057576, 3086364, 4115152, 6172728, 12345456]

約数ペア:

[(1, 12345456), (2, 6172728), (3, 4115152), (4, 3086364), (6, 2057576), (8, 1543182), (12, 1028788), (16, 771591), (24, 514394), (48, 257197), (311, 39696), (622, 19848), (827, 14928), (933, 13232), (1244, 9924), (1654, 7464), (1866, 6616), (2481, 4976), (2488, 4962), (3308, 3732)]