8000406

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 18486000

約数和(自身を除く): 10485594

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 149, 157, 171, 298, 314, 342, 447, 471, 894, 942, 1341, 1413, 2682, 2826, 2831, 2983, 5662, 5966, 8493, 8949, 16986, 17898, 23393, 25479, 26847, 46786, 50958, 53694, 70179, 140358, 210537, 421074, 444467, 888934, 1333401, 2666802, 4000203, 8000406]

約数ペア:

[(1, 8000406), (2, 4000203), (3, 2666802), (6, 1333401), (9, 888934), (18, 444467), (19, 421074), (38, 210537), (57, 140358), (114, 70179), (149, 53694), (157, 50958), (171, 46786), (298, 26847), (314, 25479), (342, 23393), (447, 17898), (471, 16986), (894, 8949), (942, 8493), (1341, 5966), (1413, 5662), (2682, 2983), (2826, 2831)]