13159989

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:551

約数の個数: 40

約数和(自身を含む): 21954240

約数和(自身を除く): 8794251

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 323, 459, 503, 513, 969, 1377, 1509, 1539, 2907, 4527, 8551, 8721, 9557, 13581, 25653, 26163, 28671, 40743, 76959, 86013, 162469, 230877, 258039, 487407, 692631, 774117, 1462221, 4386663, 13159989]

約数ペア:

[(1, 13159989), (3, 4386663), (9, 1462221), (17, 774117), (19, 692631), (27, 487407), (51, 258039), (57, 230877), (81, 162469), (153, 86013), (171, 76959), (323, 40743), (459, 28671), (503, 26163), (513, 25653), (969, 13581), (1377, 9557), (1509, 8721), (1539, 8551), (2907, 4527)]