2028660688971

素因数分解:

$3^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20923303}}^1$

素因数の和:20923347

約数の個数: 56

約数和(自身を含む): 3659067403520

約数和(自身を除く): 1630406714549

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 399, 513, 567, 729, 1197, 1539, 1701, 3591, 4617, 5103, 10773, 13851, 32319, 96957, 20923303, 62769909, 146463121, 188309727, 397542757, 439389363, 564929181, 1192628271, 1318168089, 1694787543, 2782799299, 3577884813, 3954504267, 5084362629, 8348397897, 10733654439, 11863512801, 15253087887, 25045193691, 32200963317, 35590538403, 75135581073, 96602889951, 106771615209, 225406743219, 289808669853, 676220229657, 2028660688971]

約数ペア:

[(1, 2028660688971), (3, 676220229657), (7, 289808669853), (9, 225406743219), (19, 106771615209), (21, 96602889951), (27, 75135581073), (57, 35590538403), (63, 32200963317), (81, 25045193691), (133, 15253087887), (171, 11863512801), (189, 10733654439), (243, 8348397897), (399, 5084362629), (513, 3954504267), (567, 3577884813), (729, 2782799299), (1197, 1694787543), (1539, 1318168089), (1701, 1192628271), (3591, 564929181), (4617, 439389363), (5103, 397542757), (10773, 188309727), (13851, 146463121), (32319, 62769909), (96957, 20923303)]