28359877

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{211}}^2$

素因数の和:449

約数の個数: 18

約数和(自身を含む): 35696934

約数和(自身を除く): 7337057

約数列:

[1, 7, 13, 49, 91, 211, 637, 1477, 2743, 10339, 19201, 44521, 134407, 311647, 578773, 2181529, 4051411, 28359877]

約数ペア:

[(1, 28359877), (7, 4051411), (13, 2181529), (49, 578773), (91, 311647), (211, 134407), (637, 44521), (1477, 19201), (2743, 10339)]