13122747

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 21936096

約数和(自身を除く): 8813349

約数列:

[1, 3, 9, 11, 33, 41, 53, 61, 99, 123, 159, 183, 369, 451, 477, 549, 583, 671, 1353, 1749, 2013, 2173, 2501, 3233, 4059, 5247, 6039, 6519, 7503, 9699, 19557, 22509, 23903, 27511, 29097, 35563, 71709, 82533, 106689, 132553, 215127, 247599, 320067, 397659, 1192977, 1458083, 4374249, 13122747]

約数ペア:

[(1, 13122747), (3, 4374249), (9, 1458083), (11, 1192977), (33, 397659), (41, 320067), (53, 247599), (61, 215127), (99, 132553), (123, 106689), (159, 82533), (183, 71709), (369, 35563), (451, 29097), (477, 27511), (549, 23903), (583, 22509), (671, 19557), (1353, 9699), (1749, 7503), (2013, 6519), (2173, 6039), (2501, 5247), (3233, 4059)]