278081226

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{5179}}^1$

素因数の和:5363

約数の個数: 48

約数和(自身を含む): 638383200

約数和(自身を除く): 360301974

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 157, 171, 314, 342, 471, 942, 1413, 2826, 2983, 5179, 5966, 8949, 10358, 15537, 17898, 26847, 31074, 46611, 53694, 93222, 98401, 196802, 295203, 590406, 813103, 885609, 1626206, 1771218, 2439309, 4878618, 7317927, 14635854, 15448957, 30897914, 46346871, 92693742, 139040613, 278081226]

約数ペア:

[(1, 278081226), (2, 139040613), (3, 92693742), (6, 46346871), (9, 30897914), (18, 15448957), (19, 14635854), (38, 7317927), (57, 4878618), (114, 2439309), (157, 1771218), (171, 1626206), (314, 885609), (342, 813103), (471, 590406), (942, 295203), (1413, 196802), (2826, 98401), (2983, 93222), (5179, 53694), (5966, 46611), (8949, 31074), (10358, 26847), (15537, 17898)]