18136883669181

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1\times {\mathrm{42089}}^1$

素因数の和:42678

約数の個数: 64

約数和(自身を含む): 25392136012800

約数和(自身を除く): 7255252343619

約数列:

[1, 3, 37, 79, 111, 157, 237, 313, 471, 939, 2923, 5809, 8769, 11581, 12403, 17427, 24727, 34743, 37209, 42089, 49141, 74181, 126267, 147423, 458911, 914899, 1376733, 1557293, 1818217, 2744697, 3325031, 3882139, 4671879, 5454651, 6607973, 9975093, 11646417, 13173857, 19823919, 39521571, 123026147, 143639143, 244495001, 369078441, 430917429, 487432709, 522029867, 733485003, 1040734703, 1462298127, 1566089601, 2068295549, 3122204109, 6204886647, 19315105079, 38507184011, 57945315237, 76526935313, 115521552033, 163395348371, 229580805939, 490186045113, 6045627889727, 18136883669181]

約数ペア:

[(1, 18136883669181), (3, 6045627889727), (37, 490186045113), (79, 229580805939), (111, 163395348371), (157, 115521552033), (237, 76526935313), (313, 57945315237), (471, 38507184011), (939, 19315105079), (2923, 6204886647), (5809, 3122204109), (8769, 2068295549), (11581, 1566089601), (12403, 1462298127), (17427, 1040734703), (24727, 733485003), (34743, 522029867), (37209, 487432709), (42089, 430917429), (49141, 369078441), (74181, 244495001), (126267, 143639143), (147423, 123026147), (458911, 39521571), (914899, 19823919), (1376733, 13173857), (1557293, 11646417), (1818217, 9975093), (2744697, 6607973), (3325031, 5454651), (3882139, 4671879)]