28149982

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 51367680

約数和(自身を除く): 23217698

約数列:

[1, 2, 7, 14, 19, 38, 97, 133, 194, 266, 679, 1091, 1358, 1843, 2182, 3686, 7637, 12901, 15274, 20729, 25802, 41458, 105827, 145103, 211654, 290206, 740789, 1481578, 2010713, 4021426, 14074991, 28149982]

約数ペア:

[(1, 28149982), (2, 14074991), (7, 4021426), (14, 2010713), (19, 1481578), (38, 740789), (97, 290206), (133, 211654), (194, 145103), (266, 105827), (679, 41458), (1091, 25802), (1358, 20729), (1843, 15274), (2182, 12901), (3686, 7637)]