266772513

素因数分解:

$3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{9403}}^1$

素因数の和:9613

約数の個数: 24

約数和(自身を含む): 415957728

約数和(自身を除く): 149185215

約数列:

[1, 3, 7, 21, 49, 147, 193, 579, 1351, 4053, 9403, 9457, 28209, 28371, 65821, 197463, 460747, 1382241, 1814779, 5444337, 12703453, 38110359, 88924171, 266772513]

約数ペア:

[(1, 266772513), (3, 88924171), (7, 38110359), (21, 12703453), (49, 5444337), (147, 1814779), (193, 1382241), (579, 460747), (1351, 197463), (4053, 65821), (9403, 28371), (9457, 28209)]