28453755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 51059232

約数和(自身を除く): 22605477

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 121, 165, 183, 257, 305, 363, 605, 671, 771, 915, 1285, 1815, 2013, 2827, 3355, 3855, 7381, 8481, 10065, 14135, 15677, 22143, 31097, 36905, 42405, 47031, 78385, 93291, 110715, 155485, 172447, 235155, 466455, 517341, 862235, 1896917, 2586705, 5690751, 9484585, 28453755]

約数ペア:

[(1, 28453755), (3, 9484585), (5, 5690751), (11, 2586705), (15, 1896917), (33, 862235), (55, 517341), (61, 466455), (121, 235155), (165, 172447), (183, 155485), (257, 110715), (305, 93291), (363, 78385), (605, 47031), (671, 42405), (771, 36905), (915, 31097), (1285, 22143), (1815, 15677), (2013, 14135), (2827, 10065), (3355, 8481), (3855, 7381)]