27284019

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 45354240

約数和(自身を除く): 18070221

約数列:

[1, 3, 7, 19, 21, 57, 59, 61, 133, 177, 183, 361, 399, 413, 427, 1083, 1121, 1159, 1239, 1281, 2527, 3363, 3477, 3599, 7581, 7847, 8113, 10797, 21299, 22021, 23541, 24339, 25193, 63897, 66063, 68381, 75579, 149093, 154147, 205143, 447279, 462441, 478667, 1299239, 1436001, 3897717, 9094673, 27284019]

約数ペア:

[(1, 27284019), (3, 9094673), (7, 3897717), (19, 1436001), (21, 1299239), (57, 478667), (59, 462441), (61, 447279), (133, 205143), (177, 154147), (183, 149093), (361, 75579), (399, 68381), (413, 66063), (427, 63897), (1083, 25193), (1121, 24339), (1159, 23541), (1239, 22021), (1281, 21299), (2527, 10797), (3363, 8113), (3477, 7847), (3599, 7581)]