72181908

素因数分解:

$2^2\times 3^3\times {\mathrm{647}}^1\times {\mathrm{1033}}^1$

素因数の和:1693

約数の個数: 48

約数和(自身を含む): 187608960

約数和(自身を除く): 115427052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 647, 1033, 1294, 1941, 2066, 2588, 3099, 3882, 4132, 5823, 6198, 7764, 9297, 11646, 12396, 17469, 18594, 23292, 27891, 34938, 37188, 55782, 69876, 111564, 668351, 1336702, 2005053, 2673404, 4010106, 6015159, 8020212, 12030318, 18045477, 24060636, 36090954, 72181908]

約数ペア:

[(1, 72181908), (2, 36090954), (3, 24060636), (4, 18045477), (6, 12030318), (9, 8020212), (12, 6015159), (18, 4010106), (27, 2673404), (36, 2005053), (54, 1336702), (108, 668351), (647, 111564), (1033, 69876), (1294, 55782), (1941, 37188), (2066, 34938), (2588, 27891), (3099, 23292), (3882, 18594), (4132, 17469), (5823, 12396), (6198, 11646), (7764, 9297)]