1005178993

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{225427}}^1$

素因数の和:225461

約数の個数: 16

約数和(自身を含む): 1262396800

約数和(自身を除く): 257217807

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 225427, 1577989, 2930551, 11045923, 20513857, 77321461, 143596999, 1005178993]

約数ペア:

[(1, 1005178993), (7, 143596999), (13, 77321461), (49, 20513857), (91, 11045923), (343, 2930551), (637, 1577989), (4459, 225427)]