418853841

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{24413}}^1$

素因数の和:24485

約数の個数: 32

約数和(自身を含む): 687498240

約数和(自身を除く): 268644399

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 2451, 5719, 17157, 24413, 73239, 170891, 463847, 512673, 1049759, 1391541, 3149277, 3246929, 7348313, 9740787, 19945421, 22044939, 59836263, 139617947, 418853841]

約数ペア:

[(1, 418853841), (3, 139617947), (7, 59836263), (19, 22044939), (21, 19945421), (43, 9740787), (57, 7348313), (129, 3246929), (133, 3149277), (301, 1391541), (399, 1049759), (817, 512673), (903, 463847), (2451, 170891), (5719, 73239), (17157, 24413)]