2691423

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:396

約数の個数: 36

約数和(自身を含む): 4801680

約数和(自身を除く): 2110257

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 359, 441, 833, 1071, 1077, 2499, 2513, 3231, 6103, 7497, 7539, 17591, 18309, 22617, 42721, 52773, 54927, 128163, 158319, 299047, 384489, 897141, 2691423]

約数ペア:

[(1, 2691423), (3, 897141), (7, 384489), (9, 299047), (17, 158319), (21, 128163), (49, 54927), (51, 52773), (63, 42721), (119, 22617), (147, 18309), (153, 17591), (357, 7539), (359, 7497), (441, 6103), (833, 3231), (1071, 2513), (1077, 2499)]