90270691

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2063}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 112942080

約数和(自身を除く): 22671389

約数列:

[1, 7, 19, 47, 49, 133, 329, 893, 931, 2063, 2303, 6251, 14441, 39197, 43757, 96961, 101087, 274379, 678727, 1842259, 1920653, 4751089, 12895813, 90270691]

約数ペア:

[(1, 90270691), (7, 12895813), (19, 4751089), (47, 1920653), (49, 1842259), (133, 678727), (329, 274379), (893, 101087), (931, 96961), (2063, 43757), (2303, 39197), (6251, 14441)]