138538712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 299013120

約数和(自身を除く): 160474408

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 127, 136, 221, 254, 442, 508, 617, 884, 1016, 1234, 1651, 1768, 2159, 2468, 3302, 4318, 4936, 6604, 8021, 8636, 10489, 13208, 16042, 17272, 20978, 28067, 32084, 41956, 56134, 64168, 78359, 83912, 112268, 136357, 156718, 224536, 272714, 313436, 545428, 626872, 1018667, 1090856, 1332103, 2037334, 2664206, 4074668, 5328412, 8149336, 10656824, 17317339, 34634678, 69269356, 138538712]

約数ペア:

[(1, 138538712), (2, 69269356), (4, 34634678), (8, 17317339), (13, 10656824), (17, 8149336), (26, 5328412), (34, 4074668), (52, 2664206), (68, 2037334), (104, 1332103), (127, 1090856), (136, 1018667), (221, 626872), (254, 545428), (442, 313436), (508, 272714), (617, 224536), (884, 156718), (1016, 136357), (1234, 112268), (1651, 83912), (1768, 78359), (2159, 64168), (2468, 56134), (3302, 41956), (4318, 32084), (4936, 28067), (6604, 20978), (8021, 17272), (8636, 16042), (10489, 13208)]