28281448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1409}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 57443400

約数和(自身を除く): 29161952

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 1409, 1544, 2509, 2818, 5018, 5636, 10036, 11272, 18317, 20072, 36634, 73268, 146536, 271937, 543874, 1087748, 2175496, 3535181, 7070362, 14140724, 28281448]

約数ペア:

[(1, 28281448), (2, 14140724), (4, 7070362), (8, 3535181), (13, 2175496), (26, 1087748), (52, 543874), (104, 271937), (193, 146536), (386, 73268), (772, 36634), (1409, 20072), (1544, 18317), (2509, 11272), (2818, 10036), (5018, 5636)]