80321857

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 104143104

約数和(自身を除く): 23821247

約数列:

[1, 7, 11, 37, 77, 121, 233, 259, 407, 847, 1331, 1631, 2563, 2849, 4477, 8621, 9317, 17941, 28193, 31339, 49247, 60347, 94831, 197351, 310123, 344729, 663817, 1043141, 2170861, 7301987, 11474551, 80321857]

約数ペア:

[(1, 80321857), (7, 11474551), (11, 7301987), (37, 2170861), (77, 1043141), (121, 663817), (233, 344729), (259, 310123), (407, 197351), (847, 94831), (1331, 60347), (1631, 49247), (2563, 31339), (2849, 28193), (4477, 17941), (8621, 9317)]