87026821

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1\times {\mathrm{821}}^1$

素因数の和:1644

約数の個数: 16

約数和(自身を含む): 104952960

約数和(自身を除く): 17926139

約数列:

[1, 7, 19, 133, 797, 821, 5579, 5747, 15143, 15599, 106001, 109193, 654337, 4580359, 12432403, 87026821]

約数ペア:

[(1, 87026821), (7, 12432403), (19, 4580359), (133, 654337), (797, 109193), (821, 106001), (5579, 15599), (5747, 15143)]