11195541

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 19968000

約数和(自身を除く): 8772459

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 199, 329, 399, 423, 597, 893, 987, 1197, 1393, 1791, 2679, 2961, 3781, 4179, 6251, 8037, 9353, 11343, 12537, 18753, 26467, 28059, 34029, 56259, 65471, 79401, 84177, 177707, 196413, 238203, 533121, 589239, 1243949, 1599363, 3731847, 11195541]

約数ペア:

[(1, 11195541), (3, 3731847), (7, 1599363), (9, 1243949), (19, 589239), (21, 533121), (47, 238203), (57, 196413), (63, 177707), (133, 84177), (141, 79401), (171, 65471), (199, 56259), (329, 34029), (399, 28059), (423, 26467), (597, 18753), (893, 12537), (987, 11343), (1197, 9353), (1393, 8037), (1791, 6251), (2679, 4179), (2961, 3781)]