1992978

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 5080320

約数和(自身を除く): 3087342

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 167, 221, 234, 306, 334, 351, 442, 459, 501, 663, 702, 918, 1002, 1326, 1503, 1989, 2171, 2839, 3006, 3978, 4342, 4509, 5678, 5967, 6513, 8517, 9018, 11934, 13026, 17034, 19539, 25551, 36907, 39078, 51102, 58617, 73814, 76653, 110721, 117234, 153306, 221442, 332163, 664326, 996489, 1992978]

約数ペア:

[(1, 1992978), (2, 996489), (3, 664326), (6, 332163), (9, 221442), (13, 153306), (17, 117234), (18, 110721), (26, 76653), (27, 73814), (34, 58617), (39, 51102), (51, 39078), (54, 36907), (78, 25551), (102, 19539), (117, 17034), (153, 13026), (167, 11934), (221, 9018), (234, 8517), (306, 6513), (334, 5967), (351, 5678), (442, 4509), (459, 4342), (501, 3978), (663, 3006), (702, 2839), (918, 2171), (1002, 1989), (1326, 1503)]