28776671

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 9239329

約数列:

[1, 7, 11, 29, 49, 77, 203, 263, 319, 343, 539, 1421, 1841, 2233, 2893, 3773, 7627, 9947, 12887, 15631, 20251, 53389, 83897, 90209, 109417, 141757, 373723, 587279, 992299, 2616061, 4110953, 28776671]

約数ペア:

[(1, 28776671), (7, 4110953), (11, 2616061), (29, 992299), (49, 587279), (77, 373723), (203, 141757), (263, 109417), (319, 90209), (343, 83897), (539, 53389), (1421, 20251), (1841, 15631), (2233, 12887), (2893, 9947), (3773, 7627)]