1340804787

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{480059}}^1$

素因数の和:480095

約数の個数: 24

約数和(自身を含む): 2189073600

約数和(自身を除く): 848268813

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 480059, 1440177, 3360413, 9121121, 10081239, 23522891, 27363363, 63847847, 70568673, 191543541, 446934929, 1340804787]

約数ペア:

[(1, 1340804787), (3, 446934929), (7, 191543541), (19, 70568673), (21, 63847847), (49, 27363363), (57, 23522891), (133, 10081239), (147, 9121121), (399, 3360413), (931, 1440177), (2793, 480059)]