168489724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 325549728

約数和(自身を除く): 157060004

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 137, 268, 274, 353, 548, 706, 871, 1412, 1742, 1781, 3484, 3562, 4589, 7124, 9178, 9179, 18356, 18358, 23651, 36716, 47302, 48361, 94604, 96722, 119327, 193444, 238654, 307463, 477308, 614926, 628693, 1229852, 1257386, 2514772, 3240187, 6480374, 12960748, 42122431, 84244862, 168489724]

約数ペア:

[(1, 168489724), (2, 84244862), (4, 42122431), (13, 12960748), (26, 6480374), (52, 3240187), (67, 2514772), (134, 1257386), (137, 1229852), (268, 628693), (274, 614926), (353, 477308), (548, 307463), (706, 238654), (871, 193444), (1412, 119327), (1742, 96722), (1781, 94604), (3484, 48361), (3562, 47302), (4589, 36716), (7124, 23651), (9178, 18358), (9179, 18356)]