15644937

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 26966016

約数和(自身を除く): 11321079

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 121, 131, 141, 231, 329, 363, 393, 517, 847, 917, 987, 1441, 1551, 2541, 2751, 3619, 4323, 5687, 6157, 10087, 10857, 15851, 17061, 18471, 30261, 39809, 43099, 47553, 67727, 110957, 119427, 129297, 203181, 332871, 474089, 744997, 1422267, 2234991, 5214979, 15644937]

約数ペア:

[(1, 15644937), (3, 5214979), (7, 2234991), (11, 1422267), (21, 744997), (33, 474089), (47, 332871), (77, 203181), (121, 129297), (131, 119427), (141, 110957), (231, 67727), (329, 47553), (363, 43099), (393, 39809), (517, 30261), (847, 18471), (917, 17061), (987, 15851), (1441, 10857), (1551, 10087), (2541, 6157), (2751, 5687), (3619, 4323)]