197025829

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1321}}^1$

素因数の和:1501

約数の個数: 32

約数和(自身を含む): 266515200

約数和(自身を除く): 69489371

約数列:

[1, 7, 11, 13, 77, 91, 143, 149, 1001, 1043, 1321, 1639, 1937, 9247, 11473, 13559, 14531, 17173, 21307, 101717, 120211, 149149, 188903, 196829, 1322321, 1377803, 2165119, 2558777, 15155833, 17911439, 28146547, 197025829]

約数ペア:

[(1, 197025829), (7, 28146547), (11, 17911439), (13, 15155833), (77, 2558777), (91, 2165119), (143, 1377803), (149, 1322321), (1001, 196829), (1043, 188903), (1321, 149149), (1639, 120211), (1937, 101717), (9247, 21307), (11473, 17173), (13559, 14531)]