28539274

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6971}}^1$

素因数の和:7085

約数の個数: 16

約数和(自身を含む): 45178560

約数和(自身を除く): 16639286

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 6971, 13942, 160333, 320666, 620419, 1240838, 14269637, 28539274]

約数ペア:

[(1, 28539274), (2, 14269637), (23, 1240838), (46, 620419), (89, 320666), (178, 160333), (2047, 13942), (4094, 6971)]