2405949

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 4021920

約数和(自身を除く): 1615971

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1259, 1911, 3777, 8813, 16367, 26439, 49101, 61691, 114569, 185073, 343707, 801983, 2405949]

約数ペア:

[(1, 2405949), (3, 801983), (7, 343707), (13, 185073), (21, 114569), (39, 61691), (49, 49101), (91, 26439), (147, 16367), (273, 8813), (637, 3777), (1259, 1911)]