208068987

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{2753}}^1$

素因数の和:2883

約数の個数: 32

約数和(自身を含む): 327836160

約数和(自身を除く): 119767173

約数列:

[1, 3, 7, 21, 59, 61, 177, 183, 413, 427, 1239, 1281, 2753, 3599, 8259, 10797, 19271, 25193, 57813, 75579, 162427, 167933, 487281, 503799, 1136989, 1175531, 3410967, 3526593, 9908047, 29724141, 69356329, 208068987]

約数ペア:

[(1, 208068987), (3, 69356329), (7, 29724141), (21, 9908047), (59, 3526593), (61, 3410967), (177, 1175531), (183, 1136989), (413, 503799), (427, 487281), (1239, 167933), (1281, 162427), (2753, 75579), (3599, 57813), (8259, 25193), (10797, 19271)]