252681

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 32

約数和(自身を含む): 430080

約数和(自身を除く): 177399

約数列:

[1, 3, 11, 13, 19, 31, 33, 39, 57, 93, 143, 209, 247, 341, 403, 429, 589, 627, 741, 1023, 1209, 1767, 2717, 4433, 6479, 7657, 8151, 13299, 19437, 22971, 84227, 252681]

約数ペア:

[(1, 252681), (3, 84227), (11, 22971), (13, 19437), (19, 13299), (31, 8151), (33, 7657), (39, 6479), (57, 4433), (93, 2717), (143, 1767), (209, 1209), (247, 1023), (341, 741), (403, 627), (429, 589)]