157225211

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 197406720

約数和(自身を除く): 40181509

約数列:

[1, 11, 13, 29, 31, 143, 319, 341, 377, 403, 899, 1223, 4147, 4433, 9889, 11687, 13453, 15899, 35467, 37913, 128557, 174889, 390137, 417043, 461071, 492869, 1099477, 5071781, 5421559, 12094247, 14293201, 157225211]

約数ペア:

[(1, 157225211), (11, 14293201), (13, 12094247), (29, 5421559), (31, 5071781), (143, 1099477), (319, 492869), (341, 461071), (377, 417043), (403, 390137), (899, 174889), (1223, 128557), (4147, 37913), (4433, 35467), (9889, 15899), (11687, 13453)]