309836259

素因数分解:

$3^4\times {\mathrm{401}}^1\times {\mathrm{9539}}^1$

素因数の和:9952

約数の個数: 20

約数和(自身を含む): 464044680

約数和(自身を除く): 154208421

約数列:

[1, 3, 9, 27, 81, 401, 1203, 3609, 9539, 10827, 28617, 32481, 85851, 257553, 772659, 3825139, 11475417, 34426251, 103278753, 309836259]

約数ペア:

[(1, 309836259), (3, 103278753), (9, 34426251), (27, 11475417), (81, 3825139), (401, 772659), (1203, 257553), (3609, 85851), (9539, 32481), (10827, 28617)]