279042512

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131129}}^1$

素因数の和:131163

約数の個数: 40

約数和(自身を含む): 650404800

約数和(自身を除く): 371362288

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 131129, 262258, 524516, 917903, 1049032, 1835806, 2098064, 2491451, 3671612, 4982902, 7343224, 9965804, 14686448, 17440157, 19931608, 34880314, 39863216, 69760628, 139521256, 279042512]

約数ペア:

[(1, 279042512), (2, 139521256), (4, 69760628), (7, 39863216), (8, 34880314), (14, 19931608), (16, 17440157), (19, 14686448), (28, 9965804), (38, 7343224), (56, 4982902), (76, 3671612), (112, 2491451), (133, 2098064), (152, 1835806), (266, 1049032), (304, 917903), (532, 524516), (1064, 262258), (2128, 131129)]