2987937

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 4661280

約数和(自身を除く): 1673343

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 331, 531, 993, 1003, 2979, 3009, 5627, 9027, 16881, 19529, 50643, 58587, 175761, 331993, 995979, 2987937]

約数ペア:

[(1, 2987937), (3, 995979), (9, 331993), (17, 175761), (51, 58587), (59, 50643), (153, 19529), (177, 16881), (331, 9027), (531, 5627), (993, 3009), (1003, 2979)]