320427306

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{257993}}^1$

素因数の和:258027

約数の個数: 32

約数和(自身を含む): 743022720

約数和(自身を除く): 422595414

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 257993, 515986, 773979, 1547958, 2321937, 4643874, 5933839, 6965811, 11867678, 13931622, 17801517, 35603034, 53404551, 106809102, 160213653, 320427306]

約数ペア:

[(1, 320427306), (2, 160213653), (3, 106809102), (6, 53404551), (9, 35603034), (18, 17801517), (23, 13931622), (27, 11867678), (46, 6965811), (54, 5933839), (69, 4643874), (138, 2321937), (207, 1547958), (414, 773979), (621, 515986), (1242, 257993)]