26408403

素因数分解:

$3^3\times 7^2\times {\mathrm{19961}}^1$

素因数の和:19984

約数の個数: 24

約数和(自身を含む): 45513360

約数和(自身を除く): 19104957

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 19961, 59883, 139727, 179649, 419181, 538947, 978089, 1257543, 2934267, 3772629, 8802801, 26408403]

約数ペア:

[(1, 26408403), (3, 8802801), (7, 3772629), (9, 2934267), (21, 1257543), (27, 978089), (49, 538947), (63, 419181), (147, 179649), (189, 139727), (441, 59883), (1323, 19961)]