155683437

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2058

約数の個数: 48

約数和(自身を含む): 266519232

約数和(自身を除く): 110835795

約数列:

[1, 3, 7, 13, 21, 39, 41, 49, 91, 123, 147, 273, 287, 533, 637, 861, 1599, 1911, 1987, 2009, 3731, 5961, 6027, 11193, 13909, 25831, 26117, 41727, 77493, 78351, 81467, 97363, 180817, 244401, 292089, 542451, 570269, 1059071, 1265719, 1710807, 3177213, 3797157, 3991883, 7413497, 11975649, 22240491, 51894479, 155683437]

約数ペア:

[(1, 155683437), (3, 51894479), (7, 22240491), (13, 11975649), (21, 7413497), (39, 3991883), (41, 3797157), (49, 3177213), (91, 1710807), (123, 1265719), (147, 1059071), (273, 570269), (287, 542451), (533, 292089), (637, 244401), (861, 180817), (1599, 97363), (1911, 81467), (1987, 78351), (2009, 77493), (3731, 41727), (5961, 26117), (6027, 25831), (11193, 13909)]