187258959

素因数分解:

$3^6\times {\mathrm{61}}^1\times {\mathrm{4211}}^1$

素因数の和:4290

約数の個数: 28

約数和(自身を含む): 285430392

約数和(自身を除く): 98171433

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 729, 1647, 4211, 4941, 12633, 14823, 37899, 44469, 113697, 256871, 341091, 770613, 1023273, 2311839, 3069819, 6935517, 20806551, 62419653, 187258959]

約数ペア:

[(1, 187258959), (3, 62419653), (9, 20806551), (27, 6935517), (61, 3069819), (81, 2311839), (183, 1023273), (243, 770613), (549, 341091), (729, 256871), (1647, 113697), (4211, 44469), (4941, 37899), (12633, 14823)]