251012157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1741}}^1$

素因数の和:2029

約数の個数: 32

約数和(自身を含む): 388312704

約数和(自身を除く): 137300547

約数列:

[1, 3, 11, 17, 33, 51, 187, 257, 561, 771, 1741, 2827, 4369, 5223, 8481, 13107, 19151, 29597, 48059, 57453, 88791, 144177, 325567, 447437, 976701, 1342311, 4921807, 7606429, 14765421, 22819287, 83670719, 251012157]

約数ペア:

[(1, 251012157), (3, 83670719), (11, 22819287), (17, 14765421), (33, 7606429), (51, 4921807), (187, 1342311), (257, 976701), (561, 447437), (771, 325567), (1741, 144177), (2827, 88791), (4369, 57453), (5223, 48059), (8481, 29597), (13107, 19151)]