31443951

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4443

約数の個数: 32

約数和(自身を含む): 53968896

約数和(自身を除く): 22524945

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 4391, 7161, 13173, 30737, 48301, 92211, 136121, 144903, 338107, 408363, 952847, 1014321, 1497331, 2858541, 4491993, 10481317, 31443951]

約数ペア:

[(1, 31443951), (3, 10481317), (7, 4491993), (11, 2858541), (21, 1497331), (31, 1014321), (33, 952847), (77, 408363), (93, 338107), (217, 144903), (231, 136121), (341, 92211), (651, 48301), (1023, 30737), (2387, 13173), (4391, 7161)]