1288792012

素因数分解:

$2^2\times {\mathrm{809}}^1\times {\mathrm{398267}}^1$

素因数の和:399080

約数の個数: 12

約数和(自身を含む): 2258179560

約数和(自身を除く): 969387548

約数列:

[1, 2, 4, 809, 1618, 3236, 398267, 796534, 1593068, 322198003, 644396006, 1288792012]

約数ペア:

[(1, 1288792012), (2, 644396006), (4, 322198003), (809, 1593068), (1618, 796534), (3236, 398267)]