7920321

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{491}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 11178240

約数和(自身を除く): 3257919

約数列:

[1, 3, 19, 57, 283, 491, 849, 1473, 5377, 9329, 16131, 27987, 138953, 416859, 2640107, 7920321]

約数ペア:

[(1, 7920321), (3, 2640107), (19, 416859), (57, 138953), (283, 27987), (491, 16131), (849, 9329), (1473, 5377)]