620871258

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{13451}}^1$

素因数の和:13627

約数の個数: 48

約数和(自身を含む): 1453784544

約数和(自身を除く): 832913286

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 157, 294, 314, 471, 942, 1099, 2198, 3297, 6594, 7693, 13451, 15386, 23079, 26902, 40353, 46158, 80706, 94157, 188314, 282471, 564942, 659099, 1318198, 1977297, 2111807, 3954594, 4223614, 6335421, 12670842, 14782649, 29565298, 44347947, 88695894, 103478543, 206957086, 310435629, 620871258]

約数ペア:

[(1, 620871258), (2, 310435629), (3, 206957086), (6, 103478543), (7, 88695894), (14, 44347947), (21, 29565298), (42, 14782649), (49, 12670842), (98, 6335421), (147, 4223614), (157, 3954594), (294, 2111807), (314, 1977297), (471, 1318198), (942, 659099), (1099, 564942), (2198, 282471), (3297, 188314), (6594, 94157), (7693, 80706), (13451, 46158), (15386, 40353), (23079, 26902)]