15155855

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 22522752

約数和(自身を除く): 7366897

約数列:

[1, 5, 11, 13, 41, 47, 55, 65, 121, 143, 205, 235, 451, 517, 533, 605, 611, 715, 1573, 1927, 2255, 2585, 2665, 3055, 4961, 5687, 5863, 6721, 7865, 9635, 21197, 24805, 25051, 28435, 29315, 33605, 64493, 73931, 105985, 125255, 233167, 275561, 322465, 369655, 1165835, 1377805, 3031171, 15155855]

約数ペア:

[(1, 15155855), (5, 3031171), (11, 1377805), (13, 1165835), (41, 369655), (47, 322465), (55, 275561), (65, 233167), (121, 125255), (143, 105985), (205, 73931), (235, 64493), (451, 33605), (517, 29315), (533, 28435), (605, 25051), (611, 24805), (715, 21197), (1573, 9635), (1927, 7865), (2255, 6721), (2585, 5863), (2665, 5687), (3055, 4961)]