291293296

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{20479}}^1$

素因数の和:20621

約数の個数: 40

約数和(自身を含む): 650117120

約数和(自身を除く): 358823824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 14224, 20479, 40958, 81916, 143353, 163832, 286706, 327664, 573412, 1146824, 2293648, 2600833, 5201666, 10403332, 18205831, 20806664, 36411662, 41613328, 72823324, 145646648, 291293296]

約数ペア:

[(1, 291293296), (2, 145646648), (4, 72823324), (7, 41613328), (8, 36411662), (14, 20806664), (16, 18205831), (28, 10403332), (56, 5201666), (112, 2600833), (127, 2293648), (254, 1146824), (508, 573412), (889, 327664), (1016, 286706), (1778, 163832), (2032, 143353), (3556, 81916), (7112, 40958), (14224, 20479)]