26897787

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 48821760

約数和(自身を除く): 21923973

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 483, 977, 1197, 1311, 1449, 2931, 3059, 3933, 6839, 8793, 9177, 18563, 20517, 22471, 27531, 55689, 61551, 67413, 129941, 157297, 167067, 202239, 389823, 426949, 471891, 1169469, 1280847, 1415673, 2988643, 3842541, 8965929, 26897787]

約数ペア:

[(1, 26897787), (3, 8965929), (7, 3842541), (9, 2988643), (19, 1415673), (21, 1280847), (23, 1169469), (57, 471891), (63, 426949), (69, 389823), (133, 202239), (161, 167067), (171, 157297), (207, 129941), (399, 67413), (437, 61551), (483, 55689), (977, 27531), (1197, 22471), (1311, 20517), (1449, 18563), (2931, 9177), (3059, 8793), (3933, 6839)]