28225743

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103391}}^1$

素因数の和:103414

約数の個数: 16

約数和(自身を含む): 46319616

約数和(自身を除く): 18093873

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 103391, 310173, 723737, 1344083, 2171211, 4032249, 9408581, 28225743]

約数ペア:

[(1, 28225743), (3, 9408581), (7, 4032249), (13, 2171211), (21, 1344083), (39, 723737), (91, 310173), (273, 103391)]