254257796

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{8747}}^1$

素因数の和:8820

約数の個数: 36

約数和(自身を含む): 493072272

約数和(自身を除く): 238814476

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 169, 172, 338, 559, 676, 1118, 2236, 7267, 8747, 14534, 17494, 29068, 34988, 113711, 227422, 376121, 454844, 752242, 1478243, 1504484, 2956486, 4889573, 5912972, 9779146, 19558292, 63564449, 127128898, 254257796]

約数ペア:

[(1, 254257796), (2, 127128898), (4, 63564449), (13, 19558292), (26, 9779146), (43, 5912972), (52, 4889573), (86, 2956486), (169, 1504484), (172, 1478243), (338, 752242), (559, 454844), (676, 376121), (1118, 227422), (2236, 113711), (7267, 34988), (8747, 29068), (14534, 17494)]