20030031

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{809}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 34214400

約数和(自身を除く): 14184369

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 809, 917, 1179, 2427, 2751, 3537, 5663, 7281, 8253, 16989, 21843, 24759, 50967, 105979, 152901, 317937, 741853, 953811, 2225559, 2861433, 6676677, 20030031]

約数ペア:

[(1, 20030031), (3, 6676677), (7, 2861433), (9, 2225559), (21, 953811), (27, 741853), (63, 317937), (131, 152901), (189, 105979), (393, 50967), (809, 24759), (917, 21843), (1179, 16989), (2427, 8253), (2751, 7281), (3537, 5663)]