26574639

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{313}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 43889664

約数和(自身を除く): 17315025

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 311, 313, 933, 939, 2177, 2191, 4043, 4069, 6531, 6573, 12129, 12207, 28301, 28483, 84903, 85449, 97343, 292029, 681401, 1265459, 2044203, 3796377, 8858213, 26574639]

約数ペア:

[(1, 26574639), (3, 8858213), (7, 3796377), (13, 2044203), (21, 1265459), (39, 681401), (91, 292029), (273, 97343), (311, 85449), (313, 84903), (933, 28483), (939, 28301), (2177, 12207), (2191, 12129), (4043, 6573), (4069, 6531)]