28478008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{273827}}^1$

素因数の和:273846

約数の個数: 16

約数和(自身を含む): 57503880

約数和(自身を除く): 29025872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 273827, 547654, 1095308, 2190616, 3559751, 7119502, 14239004, 28478008]

約数ペア:

[(1, 28478008), (2, 14239004), (4, 7119502), (8, 3559751), (13, 2190616), (26, 1095308), (52, 547654), (104, 273827)]