2553204234889

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61043}}^1\times {\mathrm{18731}}^1$

素因数の和:79821

約数の個数: 32

約数和(自身を含む): 3293211479040

約数和(自身を除く): 740007244151

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 18731, 61043, 131117, 206041, 427301, 543199, 671473, 1442287, 1770247, 3802393, 4700311, 5975189, 12391729, 19472717, 41826323, 136309019, 1143396433, 8003775031, 12577360763, 33158496557, 88041525341, 232109475899, 364743462127, 2553204234889]

約数ペア:

[(1, 2553204234889), (7, 364743462127), (11, 232109475899), (29, 88041525341), (77, 33158496557), (203, 12577360763), (319, 8003775031), (2233, 1143396433), (18731, 136309019), (61043, 41826323), (131117, 19472717), (206041, 12391729), (427301, 5975189), (543199, 4700311), (671473, 3802393), (1442287, 1770247)]