121923

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 24

約数和(自身を含む): 199680

約数和(自身を除く): 77757

約数列:

[1, 3, 9, 19, 23, 31, 57, 69, 93, 171, 207, 279, 437, 589, 713, 1311, 1767, 2139, 3933, 5301, 6417, 13547, 40641, 121923]

約数ペア:

[(1, 121923), (3, 40641), (9, 13547), (19, 6417), (23, 5301), (31, 3933), (57, 2139), (69, 1767), (93, 1311), (171, 713), (207, 589), (279, 437)]