15507477

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:127

約数の個数: 48

約数和(自身を含む): 25481280

約数和(自身を除く): 9973803

約数列:

[1, 3, 9, 19, 27, 37, 43, 57, 111, 129, 171, 333, 361, 387, 513, 703, 817, 999, 1083, 1161, 1591, 2109, 2451, 3249, 4773, 6327, 7353, 9747, 13357, 14319, 15523, 18981, 22059, 30229, 40071, 42957, 46569, 90687, 120213, 139707, 272061, 360639, 419121, 574351, 816183, 1723053, 5169159, 15507477]

約数ペア:

[(1, 15507477), (3, 5169159), (9, 1723053), (19, 816183), (27, 574351), (37, 419121), (43, 360639), (57, 272061), (111, 139707), (129, 120213), (171, 90687), (333, 46569), (361, 42957), (387, 40071), (513, 30229), (703, 22059), (817, 18981), (999, 15523), (1083, 14319), (1161, 13357), (1591, 9747), (2109, 7353), (2451, 6327), (3249, 4773)]