287445267

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{95911}}^1$

素因数の和:95960

約数の個数: 20

約数和(自身を含む): 441003376

約数和(自身を除く): 153558109

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 95911, 287733, 863199, 2589597, 3548707, 7768791, 10646121, 31938363, 95815089, 287445267]

約数ペア:

[(1, 287445267), (3, 95815089), (9, 31938363), (27, 10646121), (37, 7768791), (81, 3548707), (111, 2589597), (333, 863199), (999, 287733), (2997, 95911)]