28615015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 41674752

約数和(自身を除く): 13059737

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 155, 341, 403, 715, 1291, 1705, 2015, 4433, 6455, 14201, 16783, 22165, 40021, 71005, 83915, 184613, 200105, 440231, 520273, 923065, 2201155, 2601365, 5723003, 28615015]

約数ペア:

[(1, 28615015), (5, 5723003), (11, 2601365), (13, 2201155), (31, 923065), (55, 520273), (65, 440231), (143, 200105), (155, 184613), (341, 83915), (403, 71005), (715, 40021), (1291, 22165), (1705, 16783), (2015, 14201), (4433, 6455)]