256919732157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{659}}^1\times {\mathrm{40879}}^1$

素因数の和:41586

約数の個数: 48

約数和(自身を含む): 397589068800

約数和(自身を除く): 140669336643

約数列:

[1, 3, 11, 17, 33, 51, 187, 289, 561, 659, 867, 1977, 3179, 7249, 9537, 11203, 21747, 33609, 40879, 122637, 123233, 190451, 369699, 449669, 571353, 694943, 1349007, 2084829, 2094961, 6284883, 7644373, 11814031, 22933119, 26939261, 35442093, 80817783, 129954341, 296331871, 389863023, 457967437, 888995613, 1373902311, 5037641807, 7785446429, 15112925421, 23356339287, 85639910719, 256919732157]

約数ペア:

[(1, 256919732157), (3, 85639910719), (11, 23356339287), (17, 15112925421), (33, 7785446429), (51, 5037641807), (187, 1373902311), (289, 888995613), (561, 457967437), (659, 389863023), (867, 296331871), (1977, 129954341), (3179, 80817783), (7249, 35442093), (9537, 26939261), (11203, 22933119), (21747, 11814031), (33609, 7644373), (40879, 6284883), (122637, 2094961), (123233, 2084829), (190451, 1349007), (369699, 694943), (449669, 571353)]