287452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 564480

約数和(自身を除く): 277028

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 139, 188, 278, 517, 556, 1034, 1529, 2068, 3058, 6116, 6533, 13066, 26132, 71863, 143726, 287452]

約数ペア:

[(1, 287452), (2, 143726), (4, 71863), (11, 26132), (22, 13066), (44, 6533), (47, 6116), (94, 3058), (139, 2068), (188, 1529), (278, 1034), (517, 556)]