15953973

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 28200960

約数和(自身を除く): 12246987

約数列:

[1, 3, 7, 17, 21, 23, 29, 51, 67, 69, 87, 119, 161, 201, 203, 357, 391, 469, 483, 493, 609, 667, 1139, 1173, 1407, 1479, 1541, 1943, 2001, 2737, 3417, 3451, 4623, 4669, 5829, 7973, 8211, 10353, 10787, 11339, 13601, 14007, 23919, 26197, 32361, 33031, 34017, 40803, 44689, 78591, 79373, 99093, 134067, 183379, 231217, 238119, 312823, 550137, 693651, 759713, 938469, 2279139, 5317991, 15953973]

約数ペア:

[(1, 15953973), (3, 5317991), (7, 2279139), (17, 938469), (21, 759713), (23, 693651), (29, 550137), (51, 312823), (67, 238119), (69, 231217), (87, 183379), (119, 134067), (161, 99093), (201, 79373), (203, 78591), (357, 44689), (391, 40803), (469, 34017), (483, 33031), (493, 32361), (609, 26197), (667, 23919), (1139, 14007), (1173, 13601), (1407, 11339), (1479, 10787), (1541, 10353), (1943, 8211), (2001, 7973), (2737, 5829), (3417, 4669), (3451, 4623)]