28810815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{617}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 50547456

約数和(自身を除く): 21736641

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 283, 617, 849, 1415, 1851, 3085, 3113, 4245, 6787, 9255, 9339, 15565, 20361, 33935, 46695, 101805, 174611, 523833, 873055, 1920721, 2619165, 5762163, 9603605, 28810815]

約数ペア:

[(1, 28810815), (3, 9603605), (5, 5762163), (11, 2619165), (15, 1920721), (33, 873055), (55, 523833), (165, 174611), (283, 101805), (617, 46695), (849, 33935), (1415, 20361), (1851, 15565), (3085, 9339), (3113, 9255), (4245, 6787)]