287051523

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{2887}}^1$

素因数の和:3055

約数の個数: 32

約数和(自身を含む): 439160832

約数和(自身を除く): 152109309

約数列:

[1, 3, 11, 23, 33, 69, 131, 253, 393, 759, 1441, 2887, 3013, 4323, 8661, 9039, 31757, 33143, 66401, 95271, 99429, 199203, 378197, 730411, 1134591, 2191233, 4160167, 8698531, 12480501, 26095593, 95683841, 287051523]

約数ペア:

[(1, 287051523), (3, 95683841), (11, 26095593), (23, 12480501), (33, 8698531), (69, 4160167), (131, 2191233), (253, 1134591), (393, 730411), (759, 378197), (1441, 199203), (2887, 99429), (3013, 95271), (4323, 66401), (8661, 33143), (9039, 31757)]