28752339

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6551}}^1$

素因数の和:6591

約数の個数: 32

約数和(自身を含む): 50319360

約数和(自身を除く): 21567021

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 6551, 19653, 45857, 72061, 124469, 137571, 216183, 373407, 504427, 871283, 1369159, 1513281, 2613849, 4107477, 9584113, 28752339]

約数ペア:

[(1, 28752339), (3, 9584113), (7, 4107477), (11, 2613849), (19, 1513281), (21, 1369159), (33, 871283), (57, 504427), (77, 373407), (133, 216183), (209, 137571), (231, 124469), (399, 72061), (627, 45857), (1463, 19653), (4389, 6551)]