329177513

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 397596672

約数和(自身を除く): 68419159

約数列:

[1, 7, 43, 71, 73, 211, 301, 497, 511, 1477, 3053, 3139, 5183, 9073, 14981, 15403, 21371, 21973, 36281, 63511, 104867, 107821, 222869, 644183, 662329, 1093613, 1560083, 4509281, 4636303, 7655291, 47025359, 329177513]

約数ペア:

[(1, 329177513), (7, 47025359), (43, 7655291), (71, 4636303), (73, 4509281), (211, 1560083), (301, 1093613), (497, 662329), (511, 644183), (1477, 222869), (3053, 107821), (3139, 104867), (5183, 63511), (9073, 36281), (14981, 21973), (15403, 21371)]