17719317

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 33126912

約数和(自身を除く): 15407595

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 567, 693, 891, 947, 1701, 2079, 2673, 2841, 6237, 6629, 8523, 10417, 18711, 19887, 25569, 31251, 59661, 72919, 76707, 93753, 178983, 218757, 230121, 281259, 536949, 656271, 843777, 1610847, 1968813, 2531331, 5906439, 17719317]

約数ペア:

[(1, 17719317), (3, 5906439), (7, 2531331), (9, 1968813), (11, 1610847), (21, 843777), (27, 656271), (33, 536949), (63, 281259), (77, 230121), (81, 218757), (99, 178983), (189, 93753), (231, 76707), (243, 72919), (297, 59661), (567, 31251), (693, 25569), (891, 19887), (947, 18711), (1701, 10417), (2079, 8523), (2673, 6629), (2841, 6237)]