28808728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{277007}}^1$

素因数の和:277026

約数の個数: 16

約数和(自身を含む): 58171680

約数和(自身を除く): 29362952

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 277007, 554014, 1108028, 2216056, 3601091, 7202182, 14404364, 28808728]

約数ペア:

[(1, 28808728), (2, 14404364), (4, 7202182), (8, 3601091), (13, 2216056), (26, 1108028), (52, 554014), (104, 277007)]