215599857

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{12637}}^1$

素因数の和:12709

約数の個数: 24

約数和(自身を含む): 322723968

約数和(自身を除く): 107124111

約数列:

[1, 3, 11, 33, 47, 121, 141, 363, 517, 1551, 5687, 12637, 17061, 37911, 139007, 417021, 593939, 1529077, 1781817, 4587231, 6533329, 19599987, 71866619, 215599857]

約数ペア:

[(1, 215599857), (3, 71866619), (11, 19599987), (33, 6533329), (47, 4587231), (121, 1781817), (141, 1529077), (363, 593939), (517, 417021), (1551, 139007), (5687, 37911), (12637, 17061)]