318459856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139187}}^1$

素因数の和:139219

約数の個数: 40

約数和(自身を含む): 724891104

約数和(自身を除く): 406431248

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 139187, 278374, 556748, 1113496, 1531057, 1809431, 2226992, 3062114, 3618862, 6124228, 7237724, 12248456, 14475448, 19903741, 24496912, 28950896, 39807482, 79614964, 159229928, 318459856]

約数ペア:

[(1, 318459856), (2, 159229928), (4, 79614964), (8, 39807482), (11, 28950896), (13, 24496912), (16, 19903741), (22, 14475448), (26, 12248456), (44, 7237724), (52, 6124228), (88, 3618862), (104, 3062114), (143, 2226992), (176, 1809431), (208, 1531057), (286, 1113496), (572, 556748), (1144, 278374), (2288, 139187)]