17690319

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:501

約数の個数: 40

約数和(自身を含む): 29010960

約数和(自身を除く): 11320641

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 261, 443, 459, 493, 783, 1329, 1377, 1479, 2349, 3987, 4437, 7531, 11961, 12847, 13311, 22593, 35883, 38541, 39933, 67779, 115623, 203337, 218399, 346869, 610011, 655197, 1040607, 1965591, 5896773, 17690319]

約数ペア:

[(1, 17690319), (3, 5896773), (9, 1965591), (17, 1040607), (27, 655197), (29, 610011), (51, 346869), (81, 218399), (87, 203337), (153, 115623), (261, 67779), (443, 39933), (459, 38541), (493, 35883), (783, 22593), (1329, 13311), (1377, 12847), (1479, 11961), (2349, 7531), (3987, 4437)]