78334215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1109}}^1$

素因数の和:1411

約数の個数: 32

約数和(自身を含む): 133306560

約数和(自身を除く): 54972345

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 277, 831, 1109, 1385, 3327, 4155, 4709, 5545, 14127, 16635, 18853, 23545, 56559, 70635, 94265, 282795, 307193, 921579, 1535965, 4607895, 5222281, 15666843, 26111405, 78334215]

約数ペア:

[(1, 78334215), (3, 26111405), (5, 15666843), (15, 5222281), (17, 4607895), (51, 1535965), (85, 921579), (255, 307193), (277, 282795), (831, 94265), (1109, 70635), (1385, 56559), (3327, 23545), (4155, 18853), (4709, 16635), (5545, 14127)]