1388085255

素因数分解:

$3^6\times 5^1\times {\mathrm{380819}}^1$

素因数の和:380842

約数の個数: 28

約数和(自身を含む): 2497417560

約数和(自身を除く): 1109332305

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 380819, 1142457, 1904095, 3427371, 5712285, 10282113, 17136855, 30846339, 51410565, 92539017, 154231695, 277617051, 462695085, 1388085255]

約数ペア:

[(1, 1388085255), (3, 462695085), (5, 277617051), (9, 154231695), (15, 92539017), (27, 51410565), (45, 30846339), (81, 17136855), (135, 10282113), (243, 5712285), (405, 3427371), (729, 1904095), (1215, 1142457), (3645, 380819)]