8994006721

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{420851}}^1$

素因数の和:420972

約数の個数: 16

約数和(自身を含む): 10666073088

約数和(自身を除く): 1672066367

約数列:

[1, 7, 43, 71, 301, 497, 3053, 21371, 420851, 2945957, 18096593, 29880421, 126676151, 209162947, 1284858103, 8994006721]

約数ペア:

[(1, 8994006721), (7, 1284858103), (43, 209162947), (71, 126676151), (301, 29880421), (497, 18096593), (3053, 2945957), (21371, 420851)]