9786987

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 40

約数和(自身を含む): 17156832

約数和(自身を除く): 7369845

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 287, 369, 421, 567, 861, 1107, 1263, 2583, 2947, 3321, 3789, 7749, 8841, 11367, 17261, 23247, 26523, 34101, 51783, 79569, 120827, 155349, 238707, 362481, 466047, 1087443, 1398141, 3262329, 9786987]

約数ペア:

[(1, 9786987), (3, 3262329), (7, 1398141), (9, 1087443), (21, 466047), (27, 362481), (41, 238707), (63, 155349), (81, 120827), (123, 79569), (189, 51783), (287, 34101), (369, 26523), (421, 23247), (567, 17261), (861, 11367), (1107, 8841), (1263, 7749), (2583, 3789), (2947, 3321)]