28563535

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{439}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 46379520

約数和(自身を除く): 17815985

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 169, 385, 439, 455, 715, 845, 1001, 1183, 1859, 2195, 3073, 4829, 5005, 5707, 5915, 9295, 13013, 15365, 24145, 28535, 33803, 39949, 62777, 65065, 74191, 169015, 199745, 313885, 370955, 439439, 519337, 816101, 2197195, 2596685, 4080505, 5712707, 28563535]

約数ペア:

[(1, 28563535), (5, 5712707), (7, 4080505), (11, 2596685), (13, 2197195), (35, 816101), (55, 519337), (65, 439439), (77, 370955), (91, 313885), (143, 199745), (169, 169015), (385, 74191), (439, 65065), (455, 62777), (715, 39949), (845, 33803), (1001, 28535), (1183, 24145), (1859, 15365), (2195, 13013), (3073, 9295), (4829, 5915), (5005, 5707)]