38629591

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 54583200

約数和(自身を除く): 15953609

約数列:

[1, 7, 11, 13, 37, 49, 77, 91, 143, 149, 259, 407, 481, 539, 637, 1001, 1043, 1639, 1813, 1937, 2849, 3367, 5291, 5513, 7007, 7301, 11473, 13559, 19943, 21307, 23569, 37037, 38591, 60643, 71669, 80311, 94913, 149149, 259259, 270137, 424501, 501683, 788359, 1044043, 2971507, 3511781, 5518513, 38629591]

約数ペア:

[(1, 38629591), (7, 5518513), (11, 3511781), (13, 2971507), (37, 1044043), (49, 788359), (77, 501683), (91, 424501), (143, 270137), (149, 259259), (259, 149149), (407, 94913), (481, 80311), (539, 71669), (637, 60643), (1001, 38591), (1043, 37037), (1639, 23569), (1813, 21307), (1937, 19943), (2849, 13559), (3367, 11473), (5291, 7301), (5513, 7007)]