131340076

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 269482752

約数和(自身を除く): 138142676

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 131, 244, 262, 427, 524, 587, 854, 917, 1174, 1708, 1834, 2348, 3668, 4109, 7991, 8218, 15982, 16436, 31964, 35807, 55937, 71614, 76897, 111874, 143228, 153794, 223748, 250649, 307588, 501298, 538279, 1002596, 1076558, 2153116, 4690717, 9381434, 18762868, 32835019, 65670038, 131340076]

約数ペア:

[(1, 131340076), (2, 65670038), (4, 32835019), (7, 18762868), (14, 9381434), (28, 4690717), (61, 2153116), (122, 1076558), (131, 1002596), (244, 538279), (262, 501298), (427, 307588), (524, 250649), (587, 223748), (854, 153794), (917, 143228), (1174, 111874), (1708, 76897), (1834, 71614), (2348, 55937), (3668, 35807), (4109, 31964), (7991, 16436), (8218, 15982)]