219418576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{3187}}^1$

素因数の和:3539

約数の個数: 40

約数和(自身を含む): 459352544

約数和(自身を除く): 239933968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 331, 662, 1324, 2648, 3187, 4303, 5296, 6374, 8606, 12748, 17212, 25496, 34424, 41431, 50992, 68848, 82862, 165724, 331448, 662896, 1054897, 2109794, 4219588, 8439176, 13713661, 16878352, 27427322, 54854644, 109709288, 219418576]

約数ペア:

[(1, 219418576), (2, 109709288), (4, 54854644), (8, 27427322), (13, 16878352), (16, 13713661), (26, 8439176), (52, 4219588), (104, 2109794), (208, 1054897), (331, 662896), (662, 331448), (1324, 165724), (2648, 82862), (3187, 68848), (4303, 50992), (5296, 41431), (6374, 34424), (8606, 25496), (12748, 17212)]