28255578

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3517}}^1$

素因数の和:3638

約数の個数: 32

約数和(自身を含む): 61466496

約数和(自身を除く): 33210918

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2678, 3517, 4017, 7034, 8034, 10551, 21102, 45721, 91442, 137163, 274326, 362251, 724502, 1086753, 2173506, 4709263, 9418526, 14127789, 28255578]

約数ペア:

[(1, 28255578), (2, 14127789), (3, 9418526), (6, 4709263), (13, 2173506), (26, 1086753), (39, 724502), (78, 362251), (103, 274326), (206, 137163), (309, 91442), (618, 45721), (1339, 21102), (2678, 10551), (3517, 8034), (4017, 7034)]