211792815

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1307}}^1$

素因数の和:1608

約数の個数: 48

約数和(自身を含む): 397077408

約数和(自身を除く): 185284593

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 277, 585, 831, 1307, 1385, 2493, 3601, 3921, 4155, 6535, 10803, 11763, 12465, 16991, 18005, 19605, 32409, 50973, 54015, 58815, 84955, 152919, 162045, 254865, 362039, 764595, 1086117, 1810195, 3258351, 4706507, 5430585, 14119521, 16291755, 23532535, 42358563, 70597605, 211792815]

約数ペア:

[(1, 211792815), (3, 70597605), (5, 42358563), (9, 23532535), (13, 16291755), (15, 14119521), (39, 5430585), (45, 4706507), (65, 3258351), (117, 1810195), (195, 1086117), (277, 764595), (585, 362039), (831, 254865), (1307, 162045), (1385, 152919), (2493, 84955), (3601, 58815), (3921, 54015), (4155, 50973), (6535, 32409), (10803, 19605), (11763, 18005), (12465, 16991)]