231520705

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 324445824

約数和(自身を除く): 92925119

約数列:

[1, 5, 13, 17, 65, 71, 85, 169, 221, 227, 355, 845, 923, 1105, 1135, 1207, 2873, 2951, 3859, 4615, 6035, 11999, 14365, 14755, 15691, 16117, 19295, 38363, 50167, 59995, 78455, 80585, 191815, 203983, 209521, 250835, 273989, 652171, 1019915, 1047605, 1369945, 2723773, 3260855, 3561857, 13618865, 17809285, 46304141, 231520705]

約数ペア:

[(1, 231520705), (5, 46304141), (13, 17809285), (17, 13618865), (65, 3561857), (71, 3260855), (85, 2723773), (169, 1369945), (221, 1047605), (227, 1019915), (355, 652171), (845, 273989), (923, 250835), (1105, 209521), (1135, 203983), (1207, 191815), (2873, 80585), (2951, 78455), (3859, 59995), (4615, 50167), (6035, 38363), (11999, 19295), (14365, 16117), (14755, 15691)]