212855367

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{5209}}^1$

素因数の和:5522

約数の個数: 16

約数和(自身を含む): 290342880

約数和(自身を除く): 77487513

約数列:

[1, 3, 53, 159, 257, 771, 5209, 13621, 15627, 40863, 276077, 828231, 1338713, 4016139, 70951789, 212855367]

約数ペア:

[(1, 212855367), (3, 70951789), (53, 4016139), (159, 1338713), (257, 828231), (771, 276077), (5209, 40863), (13621, 15627)]