290825878

素因数分解:

$2^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{12959}}^1$

素因数の和:13204

約数の個数: 24

約数和(自身を含む): 509716800

約数和(自身を除く): 218890922

約数列:

[1, 2, 7, 14, 49, 98, 229, 458, 1603, 3206, 11221, 12959, 22442, 25918, 90713, 181426, 634991, 1269982, 2967611, 5935222, 20773277, 41546554, 145412939, 290825878]

約数ペア:

[(1, 290825878), (2, 145412939), (7, 41546554), (14, 20773277), (49, 5935222), (98, 2967611), (229, 1269982), (458, 634991), (1603, 181426), (3206, 90713), (11221, 25918), (12959, 22442)]