173887209

素因数分解:

$3^3\times {\mathrm{331}}^1\times {\mathrm{19457}}^1$

素因数の和:19797

約数の個数: 16

約数和(自身を含む): 258402240

約数和(自身を除く): 84515031

約数列:

[1, 3, 9, 27, 331, 993, 2979, 8937, 19457, 58371, 175113, 525339, 6440267, 19320801, 57962403, 173887209]

約数ペア:

[(1, 173887209), (3, 57962403), (9, 19320801), (27, 6440267), (331, 525339), (993, 175113), (2979, 58371), (8937, 19457)]