138821508

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{78697}}^1$

素因数の和:78721

約数の個数: 54

約数和(自身を含む): 408206526

約数和(自身を除く): 269385018

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 78697, 157394, 236091, 314788, 472182, 550879, 708273, 944364, 1101758, 1416546, 1652637, 2203516, 2833092, 3305274, 3856153, 4957911, 6610548, 7712306, 9915822, 11568459, 15424612, 19831644, 23136918, 34705377, 46273836, 69410754, 138821508]

約数ペア:

[(1, 138821508), (2, 69410754), (3, 46273836), (4, 34705377), (6, 23136918), (7, 19831644), (9, 15424612), (12, 11568459), (14, 9915822), (18, 7712306), (21, 6610548), (28, 4957911), (36, 3856153), (42, 3305274), (49, 2833092), (63, 2203516), (84, 1652637), (98, 1416546), (126, 1101758), (147, 944364), (196, 708273), (252, 550879), (294, 472182), (441, 314788), (588, 236091), (882, 157394), (1764, 78697)]