208222707

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2111}}^1$

素因数の和:2200

約数の個数: 48

約数和(自身を含む): 358262784

約数和(自身を除く): 150040077

約数列:

[1, 3, 7, 11, 21, 33, 49, 61, 77, 147, 183, 231, 427, 539, 671, 1281, 1617, 2013, 2111, 2989, 4697, 6333, 8967, 14091, 14777, 23221, 32879, 44331, 69663, 98637, 103439, 128771, 162547, 310317, 386313, 487641, 901397, 1137829, 1416481, 2704191, 3413487, 4249443, 6309779, 9915367, 18929337, 29746101, 69407569, 208222707]

約数ペア:

[(1, 208222707), (3, 69407569), (7, 29746101), (11, 18929337), (21, 9915367), (33, 6309779), (49, 4249443), (61, 3413487), (77, 2704191), (147, 1416481), (183, 1137829), (231, 901397), (427, 487641), (539, 386313), (671, 310317), (1281, 162547), (1617, 128771), (2013, 103439), (2111, 98637), (2989, 69663), (4697, 44331), (6333, 32879), (8967, 23221), (14091, 14777)]