1278166021278

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{701}}^1\times {\mathrm{769}}^1\times {\mathrm{2843}}^1$

素因数の和:4457

約数の個数: 64

約数和(自身を含む): 2582656876800

約数和(自身を除く): 1304490855522

約数列:

[1, 2, 3, 6, 139, 278, 417, 701, 769, 834, 1402, 1538, 2103, 2307, 2843, 4206, 4614, 5686, 8529, 17058, 97439, 106891, 194878, 213782, 292317, 320673, 395177, 539069, 584634, 641346, 790354, 1078138, 1185531, 1617207, 1992943, 2186267, 2371062, 3234414, 3985886, 4372534, 5978829, 6558801, 11957658, 13117602, 74930591, 149861182, 224791773, 277019077, 303891113, 449583546, 554038154, 607782226, 831057231, 911673339, 1532573167, 1662114462, 1823346678, 3065146334, 4597719501, 9195439002, 213027670213, 426055340426, 639083010639, 1278166021278]

約数ペア:

[(1, 1278166021278), (2, 639083010639), (3, 426055340426), (6, 213027670213), (139, 9195439002), (278, 4597719501), (417, 3065146334), (701, 1823346678), (769, 1662114462), (834, 1532573167), (1402, 911673339), (1538, 831057231), (2103, 607782226), (2307, 554038154), (2843, 449583546), (4206, 303891113), (4614, 277019077), (5686, 224791773), (8529, 149861182), (17058, 74930591), (97439, 13117602), (106891, 11957658), (194878, 6558801), (213782, 5978829), (292317, 4372534), (320673, 3985886), (395177, 3234414), (539069, 2371062), (584634, 2186267), (641346, 1992943), (790354, 1617207), (1078138, 1185531)]