293509413

素因数分解:

$3^4\times {\mathrm{641}}^1\times {\mathrm{5653}}^1$

素因数の和:6306

約数の個数: 20

約数和(自身を含む): 439214028

約数和(自身を除く): 145704615

約数列:

[1, 3, 9, 27, 81, 641, 1923, 5653, 5769, 16959, 17307, 50877, 51921, 152631, 457893, 3623573, 10870719, 32612157, 97836471, 293509413]

約数ペア:

[(1, 293509413), (3, 97836471), (9, 32612157), (27, 10870719), (81, 3623573), (641, 457893), (1923, 152631), (5653, 51921), (5769, 50877), (16959, 17307)]