8079351

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20249}}^1$

素因数の和:20278

約数の個数: 16

約数和(自身を含む): 12960000

約数和(自身を除く): 4880649

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 20249, 60747, 141743, 384731, 425229, 1154193, 2693117, 8079351]

約数ペア:

[(1, 8079351), (3, 2693117), (7, 1154193), (19, 425229), (21, 384731), (57, 141743), (133, 60747), (399, 20249)]