211279107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1193}}^1$

素因数の和:1467

約数の個数: 32

約数和(自身を含む): 320947200

約数和(自身を除く): 109668093

約数列:

[1, 3, 13, 19, 39, 57, 239, 247, 717, 741, 1193, 3107, 3579, 4541, 9321, 13623, 15509, 22667, 46527, 59033, 68001, 177099, 285127, 294671, 855381, 884013, 3706651, 5417413, 11119953, 16252239, 70426369, 211279107]

約数ペア:

[(1, 211279107), (3, 70426369), (13, 16252239), (19, 11119953), (39, 5417413), (57, 3706651), (239, 884013), (247, 855381), (717, 294671), (741, 285127), (1193, 177099), (3107, 68001), (3579, 59033), (4541, 46527), (9321, 22667), (13623, 15509)]