28042551

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{13147}}^1$

素因数の和:13235

約数の個数: 16

約数和(自身を含む): 42073600

約数和(自身を除く): 14031049

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 13147, 39441, 118323, 354969, 1038613, 3115839, 9347517, 28042551]

約数ペア:

[(1, 28042551), (3, 9347517), (9, 3115839), (27, 1038613), (79, 354969), (237, 118323), (711, 39441), (2133, 13147)]