1238085

素因数分解:

$3^5\times 5^1\times {\mathrm{1019}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 2227680

約数和(自身を除く): 989595

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1019, 1215, 3057, 5095, 9171, 15285, 27513, 45855, 82539, 137565, 247617, 412695, 1238085]

約数ペア:

[(1, 1238085), (3, 412695), (5, 247617), (9, 137565), (15, 82539), (27, 45855), (45, 27513), (81, 15285), (135, 9171), (243, 5095), (405, 3057), (1019, 1215)]