688003029

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{32993}}^1$

素因数の和:33337

約数の個数: 24

約数和(自身を含む): 1139216832

約数和(自身を除く): 451213803

約数列:

[1, 3, 7, 9, 21, 63, 331, 993, 2317, 2979, 6951, 20853, 32993, 98979, 230951, 296937, 692853, 2078559, 10920683, 32762049, 76444781, 98286147, 229334343, 688003029]

約数ペア:

[(1, 688003029), (3, 229334343), (7, 98286147), (9, 76444781), (21, 32762049), (63, 10920683), (331, 2078559), (993, 692853), (2317, 296937), (2979, 230951), (6951, 98979), (20853, 32993)]