28123134

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 65028096

約数和(自身を除く): 36904962

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 127, 167, 221, 254, 334, 381, 442, 501, 663, 762, 1002, 1326, 1651, 2159, 2171, 2839, 3302, 4318, 4342, 4953, 5678, 6477, 6513, 8517, 9906, 12954, 13026, 17034, 21209, 28067, 36907, 42418, 56134, 63627, 73814, 84201, 110721, 127254, 168402, 221442, 275717, 360553, 551434, 721106, 827151, 1081659, 1654302, 2163318, 4687189, 9374378, 14061567, 28123134]

約数ペア:

[(1, 28123134), (2, 14061567), (3, 9374378), (6, 4687189), (13, 2163318), (17, 1654302), (26, 1081659), (34, 827151), (39, 721106), (51, 551434), (78, 360553), (102, 275717), (127, 221442), (167, 168402), (221, 127254), (254, 110721), (334, 84201), (381, 73814), (442, 63627), (501, 56134), (663, 42418), (762, 36907), (1002, 28067), (1326, 21209), (1651, 17034), (2159, 13026), (2171, 12954), (2839, 9906), (3302, 8517), (4318, 6513), (4342, 6477), (4953, 5678)]