268018712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{135637}}^1$

素因数の和:135675

約数の個数: 32

約数和(自身を含む): 569679600

約数和(自身を除く): 301660888

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 135637, 271274, 542548, 1085096, 1763281, 2577103, 3526562, 5154206, 7053124, 10308412, 14106248, 20616824, 33502339, 67004678, 134009356, 268018712]

約数ペア:

[(1, 268018712), (2, 134009356), (4, 67004678), (8, 33502339), (13, 20616824), (19, 14106248), (26, 10308412), (38, 7053124), (52, 5154206), (76, 3526562), (104, 2577103), (152, 1763281), (247, 1085096), (494, 542548), (988, 271274), (1976, 135637)]