28601584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1609}}^1$

素因数の和:1729

約数の個数: 40

約数和(自身を含む): 61089840

約数和(自身を除く): 32488256

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 101, 176, 202, 404, 808, 1111, 1609, 1616, 2222, 3218, 4444, 6436, 8888, 12872, 17699, 17776, 25744, 35398, 70796, 141592, 162509, 283184, 325018, 650036, 1300072, 1787599, 2600144, 3575198, 7150396, 14300792, 28601584]

約数ペア:

[(1, 28601584), (2, 14300792), (4, 7150396), (8, 3575198), (11, 2600144), (16, 1787599), (22, 1300072), (44, 650036), (88, 325018), (101, 283184), (176, 162509), (202, 141592), (404, 70796), (808, 35398), (1111, 25744), (1609, 17776), (1616, 17699), (2222, 12872), (3218, 8888), (4444, 6436)]